Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Current assets:
Cash, cash equivalents, and restricted cash (Note 2)	$ 216,038	$ 202,740
Accounts receivable, net of allowance of $5,758 in 2020 and $6,174 in 2019	6,922	11,325
Prepaid expenses	9,426	7,087
Income tax receivable	2,601	1,757
Total current assets	234,987	222,909
Property and equipment, net	74,079	78,495
Operating lease assets, net	10,483	11,658
Investments	10,502	10,502
Goodwill	26,563	26,563
Other assets, net	5,087	4,770
Total assets	361,701	354,897
Current liabilities:
Accounts payable	5,034	3,546
Accrued compensation and benefits	17,105	13,753
Accrued liabilities	8,551	8,270
Deferred revenue and student deposits	20,783	17,426
Operating lease liabilities, current	2,379	2,283
Total current liabilities	53,852	45,278
Operating lease liabilities, long-term	8,277	9,495
Deferred income taxes	5,961	3,391
Total liabilities	68,090	58,164
Commitments and contingencies (Note 7)
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; 14,797 issued and outstanding in 2020; 15,178 issued and outstanding in 2019	148	152
Additional paid-in capital	191,996	190,620
Retained earnings	101,467	105,961
Total stockholders’ equity	293,611	296,733
Total liabilities and stockholders’ equity	$ 361,701	$ 354,897