Notes Payable and Other Noncurrent Liabilities (Details) - USD ($) $ in Thousands	1 Months Ended	9 Months Ended
Oct. 31, 2021	Sep. 30, 2021
Notes Payable and Other Noncurrent Liabilities
Repayment by GCU	$ 500,000	$ 190,000
Loan modification costs expensed	$ 1,028

Amount of amortization expense attributable to debt issuance costs.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
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-Name Accounting Standards Codification
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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-Publisher FASB
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