CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Current assets
Cash and cash equivalents	$ 28,296	$ 28,310
Receivables, net	8,672	3,736
Income taxes receivable	25,063	24,894
Inventories	6,077	7,823
Prepaid expenses	7,083	8,393
Total current assets	75,191	73,156
Property and equipment, net	565,877	572,507
Goodwill	25,111	25,111
Intangible assets, net	539	973
Deferred income taxes	130	130
Total assets	666,848	671,877
Current liabilities
Current portion of long-term debt	17,500	12,500
Accounts payable	13,790	11,655
Construction accounts payable	50,056	49,771
Accrued expenses	41,902	34,705
Short-term lease liability	654	813
Total current liabilities	123,902	109,444
Deferred income taxes	13,221	13,220
Long-term lease liability	13,738	13,984
Long-term debt, net	114,900	167,162
Total liabilities	265,761	303,810
Stockholders' equity
Preferred stock, $.01 par value, 10,000,000 shares authorized; none issued
Common stock, $.01 par value, 30,000,000 shares authorized; 19,096,300 shares issued; 18,599,516 outstanding at June 30, 2021; 18,426,130 outstanding at December 31, 2020	191	191
Additional paid-in capital	38,843	34,498
Treasury stock, 496,784 shares at June 30, 2021; 670,170 shares at December 31, 2020	(6,500)	(8,872)
Retained earnings	368,553	342,250
Total stockholders' equity	401,087	368,067
Total liabilities and stockholders' equity	$ 666,848	$ 671,877