Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016
Current assets:
Cash and cash equivalents	$ 147,804	$ 146,351
Accounts receivable, net of allowance of $6,748 in 2017 and $8,077 in 2016	6,200	6,949
Prepaid expenses	7,397	5,327
Income tax receivable	4,233	0
Total current assets	165,634	158,627
Property and equipment, net	95,728	97,687
Assets held for sale	2,100	2,100
Investments	14,651	14,611
Goodwill	33,899	33,899
Other assets, net	8,305	8,696
Total assets	320,317	315,620
Current liabilities:
Accounts payable	4,837	6,853
Accrued liabilities	11,822	14,124
Income tax payable	23,174	20,639
Income tax payable	0	559
Total current liabilities	39,833	42,175
Deferred income taxes	11,363	8,775
Total liabilities	51,196	50,950
Commitments and contingencies	0	0
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; 16,233 issued and outstanding in 2017; 16,109 issued and outstanding in 2016	162	161
Additional paid-in capital	177,002	177,061
Retained earnings	91,957	87,448
Total stockholders’ equity	269,121	264,670
Total liabilities and stockholders’ equity	$ 320,317	$ 315,620