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Subsequent Event (Details) - USD ($) $ in Thousands	Oct. 01, 2024	Sep. 30, 2024	Dec. 31, 2023
Subsequent Event
Cash and cash equivalents		$ 263,584	$ 146,475
Subsequent event \| Grand Canyon University
Subsequent Event
Aggregate Loans Amount	$ 500,000
Collateral amount	300,000
Subsequent event \| MidFirst Bank Loan \| Pledged As Collateral
Subsequent Event
Collateral amount	100,000
Subsequent event \| MidFirst Bank Loan \| Grand Canyon University
Subsequent Event
Aggregate Loans Amount	250,000
Subsequent event \| MidFirst Bank Loan \| Grand Canyon University \| Minimum
Subsequent Event
Loan amount	100,000
Subsequent event \| MidFirst Bank Loan \| Grand Canyon University \| Pledged As Collateral
Subsequent Event
Cash and cash equivalents	100,000
Subsequent event \| National Bank Of Arizona Loan \| Pledged As Collateral
Subsequent Event
Collateral amount	100,000
Subsequent event \| National Bank Of Arizona Loan \| Grand Canyon University
Subsequent Event
Aggregate Loans Amount	250,000
Subsequent event \| National Bank Of Arizona Loan \| Grand Canyon University \| Pledged As Collateral
Subsequent Event
Cash and cash equivalents	$ 100,000