CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2025	Dec. 31, 2024
Current assets
Cash and cash equivalents	$ 71,590	$ 58,760
Receivables, net of provision for credit losses	12,033	10,257
Income taxes receivable	2,919	1,523
Inventories	8,367	9,296
Prepaid expenses and other	7,628	10,586
Total current assets	102,537	90,422
Property and equipment, net	576,025	575,287
Goodwill	25,111	25,111
Intangible assets, net	1,792	345
Other long-term assets	321	418
Total assets	705,786	691,583
Current liabilities
Accounts payable	39,177	41,243
Construction accounts payable	50,614	51,101
Accrued expenses	48,718	53,198
Short-term lease liability	1,011	921
Total current liabilities	139,520	146,463
Deferred income taxes	13,348	13,348
Long-term lease liability	12,790	13,143
Other long-term liability	881	881
Total liabilities	166,539	173,835
Stockholders' equity
Preferred stock, $.01 par value, 10,000,000 shares authorized; none issued
19,402,163 shares issued and 18,233,777 outstanding at June 30, 2025; 19,364,531 shares issued and 18,436,540 outstanding at December 31, 2024	194	193
Additional paid-in capital	68,570	62,891
Treasury stock, 1,168,386 shares at June 30, 2025 and 927,991 shares at December 31, 2024	(83,700)	(63,686)
Retained earnings	554,183	518,350
Total stockholders' equity	539,247	517,748
Total liabilities and stockholders' equity	$ 705,786	$ 691,583