Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2022

Accounting Policies [Abstract]

Schedule of Cash, Cash Equivalents, and Restricted Cash

The following table illustrates the reconciliation of cash, cash equivalents, and restricted cash shown in the consolidated statements of cash flows as of December 31, 2021 and 2022 (in thousands):

	As of December 31,
	2021		2022
Cash and cash equivalents	$	268,918	$	213,667
Restricted cash included in other current assets	9,794		13,287
Restricted cash included in other assets	500		500
Total cash, cash equivalents, and restricted cash shown in the statement of cash flows	$	279,212	$	227,454

Schedule of Tuition Receivable and Allowance for Credit Losses

The Company’s tuition receivable and allowance for credit losses were as follows as of December 31, 2021 and 2022 (in thousands):

	December 31, 2021		December 31, 2022
Tuition receivable	$	100,060	$	110,066
Allowance for credit losses	(48,783)		(47,113)
Tuition receivable, net	$	51,277	$	62,953

Schedule of Allowance for Credit Losses

The following table illustrates changes in the Company’s allowance for credit losses for each of the three years ended December 31, 2022 (in thousands):

	2020		2021		2022
Allowance for credit losses, beginning of period	$	30,931	$	49,773	$	48,783
Impact of adopting ASC 326	4,571		—		—
Additions charged to expense	49,130		43,040		41,226
Additions from merger	3,503		—		—
Write-offs, net of recoveries	(38,362)		(44,030)		(42,896)
Allowance for credit losses, end of period	$	49,773	$	48,783	$	47,113

Schedule of Reconciliation of Shares Used to Calculate Basic and Diluted Earnings Per Share

Set forth below is a reconciliation of shares used to calculate basic and diluted earnings per share for each of the three years ended December 31, 2022 (in thousands):

	2020	2021	2022
Weighted average shares outstanding used to compute basic earnings per share	22,633	23,955	23,679
Incremental shares issuable upon the assumed exercise of stock options	14	5	3
Unvested restricted stock and restricted stock units	213	162	316
Shares used to compute diluted earnings per share	22,860	24,122	23,998
Anti-dilutive shares excluded from the diluted earnings per share calculation	63	324	114