Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Current assets:
Cash, cash equivalents, and restricted cash (Note 2)	$ 141,487	$ 227,686
Accounts receivable, net of allowance of $11,010 in 2021 and $5,983 in 2020	29,447	17,652
Prepaid expenses	13,152	6,472
Income tax receivable	5,822	0
Total current assets	189,908	251,810
Property and equipment, net	102,565	68,434
Operating lease assets, net	83,886	8,743
Investments	9,668	10,495
Intangible assets, net	88,936	3,721
Goodwill	243,766	26,563
Other assets, net	4,458	1,252
Total assets	723,187	371,018
Current liabilities:
Accounts payable	9,066	3,757
Accrued compensation and benefits	17,724	15,660
Accrued liabilities	14,723	10,967
Deferred revenue and student deposits	25,990	22,104
Income tax payable	0	178
Operating lease liabilities, current	13,876	2,392
Long-term debt, current	8,750	0
Total current liabilities	90,129	55,058
Operating lease liabilities, long-term	73,420	6,455
Deferred income taxes	1,864	2,580
Long-term debt, net	153,336	0
Total liabilities	318,749	64,093
Commitments and contingencies (Note 10)
Stockholders’ equity:
Preferred stock, $.01 par value; Authorized shares - 10,000; no shares issued or outstanding	0	0
Common stock, $.01 par value; Authorized shares - 100,000; 18,709 issued and outstanding in 2021; 14,809 issued and outstanding in 2020	187	148
Additional paid-in capital	284,700	195,597
Retained earnings	119,551	111,180
Total stockholders’ equity	404,438	306,925
Total liabilities and stockholders’ equity	$ 723,187	$ 371,018