Document And Entity Information [Abstract] Document Type Document Type Document Annual Report Document Transition Report Document Period End Date Document Period End Date Entity File Number Entity Registrant Name Entity Registrant Name Entity Incorporation, State or Country Code Entity Tax Identification Number Entity Address, Address Line One Entity Address, City or Town Entity Address, State or Province Entity Address, Postal Zip Code City Area Code Local Phone Number Title of 12(b) Security Trading Symbol Trading Symbol Security Exchange Name Entity Well-known Seasoned Issuer Entity Voluntary Filers Entity Current Reporting Status Entity Interactive Data Current Entity Filer Category Entity Filer Category Entity Small Business Entity Small Business Entity Emerging Growth Company Entity Emerging Growth Company ICFR Auditor Attestation Flag Entity Shell Company Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Entity Public Float Current Fiscal Year End Date Current Fiscal Year End Date Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Entity Central Index Key Entity Central Index Key Amendment Flag Amendment Flag Statement of Financial Position [Abstract] Assets [Abstract] ASSETS: Assets, Current [Abstract] Current assets Cash and Cash Equivalents, at Carrying Value Cash and cash equivalents Restricted Cash and Cash Equivalents, Current Restricted cash and cash equivalents Investments. Investments Accounts Receivable, Net, Current Accounts receivable, net Interest Receivable Interest receivable on Secured Note Income Taxes Receivable, Current Income tax receivable Other Assets, Current Other current assets Assets, Current Total current assets Property, Plant and Equipment, Net Property and equipment, net Property and equipment, net Operating Lease, Right-of-Use Asset Right-of-use assets Notes, Loans and Financing Receivable, Net, Noncurrent Secured Note receivable, net Secured Note receivable, carrying value Intangible Assets, Net (Excluding Goodwill) Amortizable intangible assets, net Goodwill Goodwill Other Assets, Noncurrent Other assets Assets Total assets Liabilities and Equity [Abstract] LIABILITIES AND STOCKHOLDERS' EQUITY: Liabilities, Current [Abstract] Current liabilities Accounts Payable, Current Accounts payable Employee-related Liabilities, Current Accrued compensation and benefits Accrued Liabilities, Current Accrued liabilities Accrued Income Taxes, Current Income taxes payable Contract with Customer, Liability, Current Deferred revenue Operating Lease, Liability, Current Current portion of lease liability Notes Payable, Current Current portion of notes payable Less: Current portion Liabilities, Current Total current liabilities Deferred Income Tax Liabilities, Net Deferred income taxes, noncurrent Other Liabilities, Noncurrent Other long-term liability Operating Lease, Liability, Noncurrent Lease liability, less current portion Notes Payable, Noncurrent Notes payable, less current portion Liabilities Total liabilities Commitments and Contingencies. Commitments and contingencies Stockholders' Equity Attributable to Parent [Abstract] Stockholders' equity Preferred Stock, Value, Issued Preferred stock, $0.01 par value, 10,000 shares authorized; 0 shares issued and outstanding at December 31, 2020 and December 31, 2019 Common Stock, Value, Issued Common stock, $0.01 par value, 100,000 shares authorized; 53,277 and 53,054 shares issued and 46,649 and 48,105 shares outstanding at December 31, 2020 and December 31, 2019, respectively Treasury Stock, Value Treasury stock, at cost, 6,628 and 4,949 shares of common stock at December 31, 2020 and December 31, 2019, respectively Additional Paid in Capital, Common Stock Additional paid-in capital Retained Earnings (Accumulated Deficit) Retained earnings Stockholders' Equity Attributable to Parent Cumulative net effect of adoption of ASU Ending Balance Beginning Balance Total stockholders' equity Liabilities and Equity Total liabilities and stockholders' equity Preferred Stock, Par or Stated Value Per Share Preferred stock, par value Preferred Stock, Shares Authorized Preferred stock, shares authorized Preferred Stock, Shares Issued Preferred stock, shares issued Preferred Stock, Shares Outstanding Preferred stock, shares outstanding Common Stock, Par or Stated Value Per Share Common stock, par value Common Stock, Shares Authorized Common stock, shares authorized Common Stock, Shares, Issued Common stock, shares issued Common Stock, Shares, Outstanding Common stock, shares outstanding Treasury Stock, Shares Treasury stock, shares Consolidated Income Statements Statement [Table] Statement [Table] Product and Service [Axis] Products And Services [Domain] Product and Service [Domain] Service [Member] Service University related revenue. University Related Revenue [Member] University Related Revenue Statement [Line Items] Statement [Line Items] Revenue from Contract with Customer, Excluding Assessed Tax Net revenue Net Revenues Costs and Expenses [Abstract] Costs and expenses: Technology and academic services. Technology and Academic Services Technology and academic services Counseling services and support. Counseling Services and Support Counseling services and support Marketing Expense Marketing and communication General and Administrative Expense General and administrative Amortization of Intangible Assets Amortization of intangible assets University related expenses. University Related Expenses University related expenses Loss recognized on transaction including transaction expenses and impairments Loss On Transaction Loss on transaction Loss on Transaction Costs and Expenses Total costs and expenses Operating Income (Loss) Operating income Operating income Interest Income on Note Receivable. Interest income on Note Receivable Interest income on Secured Note Interest Expense Interest expense Interest expense Investment Income, Nonoperating Investment interest and other Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Income before income taxes Income before income taxes Income Tax Expense (Benefit) Income tax expense Income Tax Expense (Benefit), Total Net Income (Loss) Attributable to Parent Net income Net income Earnings Per Share Earnings per share: Earnings Per Share, Basic Basic income per share Earnings Per Share, Diluted Diluted income per share Weighted Average Number of Shares Outstanding, Basic Basic weighted average shares outstanding Weighted Average Number of Shares Outstanding, Diluted Diluted weighted average shares outstanding Diluted weighted average shares outstanding Consolidated Statements of Comprehensive Income Other Comprehensive Income (Loss), Net of Tax [Abstract] Other comprehensive income, net of tax: Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification, after Tax Unrealized (losses) on hedging derivative, net of taxes of $107 for the year ended December 31, 2019 Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Net of Tax Unrealized gain on hedging derivative, net of taxes of $39 for the year ended December 31, 2018 Other Comprehensive Income (Loss), Securities, Available-for-Sale, Unrealized Holding Gain (Loss) Arising During Period, after Tax Unrealized gains (losses) on available for sale securities, net of taxes of $103 for the year ended December 31, 2018 Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, after Tax Reclassification of expired interest rate corridor to interest expense, net of taxes of $257 for the year ended December 31, 2019 Comprehensive Income (Loss), Net of Tax, Attributable to Parent Comprehensive income Comprehensive income Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification, Tax Unrealized gains (losses) on hedging derivatives, taxes Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Tax Unrealized gains (losses) on hedging derivatives, taxes Other Comprehensive Income (Loss), Securities, Available-for-Sale, Unrealized Holding Gain (Loss) Arising During Period, Tax Unrealized gains (losses) on available for sale securities, taxes Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, Tax Reclassification of expired interest rate corridor to interest expense, tax Statement of Stockholders' Equity Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Common Stock [Member] Common Stock Treasury Stock [Member] Treasury Stock Additional Paid In Capital [Member] Additional Paid-in Capital Accumulated Other Comprehensive Income [Member] Accumulated Other Comprehensive Income (Loss) Retained Earnings [Member] Retained Earnings Shares, Issued Ending Balance, Shares Beginning Balance, Shares Tax Cuts and Jobs Act, Reclassification from AOCI to Retained Earnings, Tax Effect Adoption impact - ASU 2018-02 Treasury Stock, Value, Acquired, Cost Method Common stock purchased for treasury Common stock acquired, cost Treasury Stock, Shares, Acquired Common stock acquired, shares Stock Issued During Period, Shares, Restricted Stock Award, Forfeited Restricted shares forfeited, Shares Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures Share-based compensation Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures Share-based compensation, Shares Shares issued under plan Stock Issued During Period, Value, Stock Options Exercised Exercise of stock options Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period Total Shares, Exercised Exercise of stock options, Shares Income Tax Effects Allocated Directly to Equity, Cumulative Effect of Change in Accounting Principle Cumulative effect from the adoption of accounting pronouncements, tax Income taxes Statement of Cash Flows [Abstract] Net Cash Provided by (Used in) Operating Activities [Abstract] Cash flows provided by operating activities: Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Net income Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Adjustments to reconcile net income to net cash provided by operating activities: Allocated Share-based Compensation Expense Share-based compensation Share-based compensation expense Provision for Doubtful Accounts Provision for bad debts The current period expense charged against earnings on long-lived, physical assets (excluding intangible assets) not used in production to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production. Depreciation and Amortization, Excluding Intangible Assets Depreciation and amortization Deferred Income Taxes and Tax Credits Deferred income taxes Gain (loss) on transaction, net of costs and asset impairment. Gain Loss on transaction, net of costs and asset impairment Loss on transaction Other Noncash Income (Expense) Other, including fixed asset impairments Increase (Decrease) in Operating Capital [Abstract] Changes in assets and liabilities: Increase (Decrease) in Accounts Receivable Accounts receivable and interest receivable from university partners Accounts receivable related to university operations. Accounts Receivable Related to University Operations Accounts receivable Increase (Decrease) in Prepaid Expense and Other Assets Other assets The increase (decrease) in operating lease liabilities recognized in exchange for right-of-use assets. Increase (Decrease) In Operating Lease Liabilities Recognized In Exchange For Right Of Use Assets Right-of-use assets and lease liabilities Increase (Decrease) in Accounts Payable, Trade Accounts payable Increase (Decrease) in Accrued Liabilities Accrued liabilities Increase (Decrease) in Income Taxes Payable Income taxes receivable/payable Increase decrease in deferred rent. Increase Decrease In Deferred Rent Deferred rent Amount of increase (decrease) in student deposit obligation to transfer good or service to customer for which consideration has been received or is receivable. Increase (Decrease) in Contract with Customer, Liability, Student Deposits Student deposits Amount of increase (decrease) in obligation to transfer good or service to customer for which consideration has been received or is receivable excluding student deposits. Increase (Decrease) in Contract with Customer, Liability, Excluding Student Deposits Deferred revenue Net Cash Provided by (Used in) Operating Activities Net cash provided by operating activities Net Cash Provided by (Used in) Investing Activities [Abstract] Cash flows used in investing activities: Payments to Acquire Productive Assets Capital expenditures Purchase of land related to off site development. Purchase Of Land Related To Offsite Development Purchases of land and building improvements related to off-site development The cash outflow associated with the internal development or modification of education resources that qualify for capitalization. Payments To Develop Education Resources Additions of amortizable content Payments to Acquire Businesses, Net of Cash Acquired Acquisition, net of cash acquired The net cash outflow related to sales and disposals of property, plant and equipment and other productive assets, including intangibles. Payments Related to Disposition of Productive Assets Disposition Payments of funding at closing in excess of required capital. Payments of funding at closing in excess of required capital Funding to GCU at closing in excess of required capital Proceeds from repayments of funding in excess of required capital. Proceeds from Repayment of Funding in Excess of Required Capital Repayment of excess funds by GCU The cash outflow to fund an agreement for an unconditional promise by the maker to pay the entity (holder) a definite sum of money at a future date. Payments to Fund Notes Receivable Funding to GCU Proceeds from Collection of Notes Receivable Repayment by GCU Payments to Acquire Marketable Securities Purchases of investments Proceeds from Sale and Maturity of Marketable Securities Proceeds from sale or maturity of investments Net Cash Provided by (Used in) Investing Activities Net cash used in investing activities Net Cash Provided by (Used in) Financing Activities [Abstract] Cash flows (used in) provided by financing activities: Repayments of Debt and Capital Lease Obligations Principal payments on notes payable Payments of Debt Issuance Costs Debt issuance costs Proceeds from Notes Payable Proceeds from notes payable Proceeds from (Repayments of) Lines of Credit Net borrowings from revolving line of credit Payments for Repurchase of Common Stock Repurchase of common shares including shares withheld in lieu of income taxes Proceeds from Stock Options Exercised Net proceeds from exercise of stock options Net Cash Provided by (Used in) Financing Activities Net cash (used in) provided by financing activities Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect Net increase (decrease) in cash and cash equivalents and restricted cash Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Cash and cash equivalents and restricted cash, end of period Cash and cash equivalents and restricted cash, beginning of period Supplemental Cash Flow Information [Abstract] Supplemental disclosure of cash flow information Interest Paid, Excluding Capitalized Interest, Operating Activities Cash paid for interest Income Taxes Paid Cash paid for income taxes Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract] Supplemental disclosure of non-cash investing and financing activities Sale transaction to affiliates through secured note financing. Sale Transaction to Affiliates Through Secured Note Financing Sale transaction to GCU through Secured Note financing Capital Expenditures Incurred but Not yet Paid Purchases of property and equipment included in accounts payable Reclassification of capitalized costs due to adoption of ASC 606 Reclassification Of Capitalized Costs Due To Adoption Of ASC 606 Reclassification of capitalized costs - adoption of ASC 606 Reclassification of deferred revenue due to adoption of ASC 606 Reclassification Of Deferred Revenue Due To Adoption Of ASC 606 Reclassification of deferred revenue - adoption of ASC 606 Amount of increase due to gross up of right of use assets and lease liabilities from initial adoption of ASU 2016-02. Gross up of Right of Use Assets and Lease Liabilities - Adoption of ASU 2016-02 Lease adoption - recognition of right of use assets and lease liabilities