CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Current assets
Cash and cash equivalents	$ 24,143	$ 28,310
Receivables, net	7,722	3,736
Income taxes receivable	23,383	24,894
Inventories	6,968	7,823
Prepaid expenses	7,322	8,393
Total current assets	69,538	73,156
Property and equipment, net	569,544	572,507
Goodwill	25,111	25,111
Intangible assets, net	651	973
Deferred income taxes	130	130
Total assets	664,974	671,877
Current liabilities
Current portion of long-term debt	15,000	12,500
Accounts payable	12,358	11,655
Construction accounts payable	50,268	49,771
Accrued expenses	37,167	34,705
Short-term lease liability	737	813
Total current liabilities	115,530	109,444
Deferred income taxes	13,221	13,220
Long-term lease liability	13,858	13,984
Long-term debt, net	142,455	167,162
Total liabilities	285,064	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; 18,517,961 outstanding at March 31, 2021; 18,426,130 outstanding at December 31, 2020	191	191
Additional paid-in capital	36,921	34,498
Treasury stock, 578,339 shares at March 31, 2021; 670,170 shares at December 31, 2020	(7,606)	(8,872)
Retained earnings	350,404	342,250
Total stockholders' equity	379,910	368,067
Total liabilities and stockholders' equity	$ 664,974	$ 671,877