Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2019	Dec. 31, 2018
Current assets:
Cash, cash equivalents, and restricted cash (Note 2)	$ 210,103	$ 212,131
Accounts receivable, net of allowance of $6,403 in 2019 and $6,648 in 2018	7,942	14,059
Prepaid expenses	6,316	5,482
Income tax receivable	5,649	898
Total current assets	230,010	232,570
Property and equipment, net	78,674	86,881
Operating lease assets, net	10,308
Investments	10,502	11,966
Goodwill	26,563	33,899
Other assets, net	5,049	5,642
Total assets	361,106	370,958
Current liabilities:
Accounts payable	3,965	9,110
Accrued compensation and benefits	11,191	13,100
Accrued liabilities	7,932	3,808
Deferred revenue and student deposits	20,608	18,310
Operating lease liabilities, current	2,001
Total current liabilities	45,697	44,328
Operating lease liabilities, long-term	8,668
Deferred income taxes	5,963	5,364
Total liabilities	60,328	49,692
Commitments and contingencies (Note 8)
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; 15,627 issued and outstanding in 2019; 16,425 issued and outstanding in 2018	156	164
Additional paid-in capital	189,691	187,172
Retained earnings	110,931	133,930
Total stockholders’ equity	300,778	321,266
Total liabilities and stockholders’ equity	$ 361,106	$ 370,958