CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Current assets
Cash and cash equivalents	$ 58,760	$ 43,361
Receivables, net of provision for credit losses	10,257	11,990
Income taxes receivable	1,523	1,006
Inventories	9,296	7,614
Prepaid expenses and other	10,586	10,995
Total current assets	90,422	74,966
Property and equipment, net	575,287	580,497
Goodwill	25,111	25,111
Intangible assets, net	345	299
Other long-term assets	418
Total assets	691,583	680,873
Current liabilities
Accounts payable	41,243	23,092
Construction accounts payable	51,101	47,566
Accrued expenses	53,198	51,812
Short-term lease liability	921	897
Total current liabilities	146,463	123,367
Deferred income taxes	13,348	23,084
Long-term lease liability	13,143	14,021
Long-term debt		5,500
Other long-term liability	881	1,761
Total liabilities	173,835	167,733
Stockholders' equity
Preferred stock, $.01 par value, 10,000,000 shares authorized; none issued
Common stock, $.01 par value, 30,000,000 shares authorized; 19,364,531 shares issued and 18,436,540 outstanding at December 31, 2024; 19,154,031 shares issued and 19,091,497 outstanding at December 31, 2023	193	191
Additional paid-in capital	62,891	48,821
Treasury stock, 927,991 shares at December 31, 2024; 62,534 shares at December 31, 2023	(63,686)	(3,718)
Retained earnings	518,350	467,846
Total stockholders' equity	517,748	513,140
Total liabilities and stockholders' equity	$ 691,583	$ 680,873