v3.26.1
CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
$ in Thousands
 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Cash flows from operating activities:    
Net income $ 60,115 $ 46,872
Adjustments to reconcile net income to net cash provided by operating activities:    
Depreciation and amortization 21,131 26,786
Amortization of deferred loan costs 64 97
Stock-based compensation - stock options 4,074 4,002
Provision for bad debts 54 48
(Gain) loss on disposition of assets (160) 2
Non-cash operating lease expense 4 (17)
Changes in operating assets and liabilities:    
Receivables 1,444 (1,824)
Income taxes receivable (2,029) (1,396)
Inventories 790 929
Prepaid expenses and other 2,184 1,637
Accounts payable (3,040) (2,066)
Accrued expenses (5,386) (4,480)
Net cash provided by operating activities 79,245 70,590
Cash flows from investing activities:    
Proceeds from sale of assets 196 25
Change in construction accounts payable (1,854) (487)
Acquisition of property and equipment (10,704) (27,923)
Net cash used in investing activities (12,362) (28,385)
Cash flows from financing activities:    
Proceeds from exercise of stock options 10,530 1,678
Payroll taxes from net exercise of stock options (7,363)  
Payment of dividends (10,738) (11,039)
Purchase of company common stock (17,519) (20,014)
Net cash used in financing activities (25,090) (29,375)
Change in cash and cash equivalents 41,793 12,830
Cash and cash equivalents at beginning of period 96,468 58,760
Cash and cash equivalents at end of period 138,261 71,590
Supplemental disclosure of cash flow information:    
Cash paid for interest 122 123
Cash paid for income taxes $ 16,710 $ 15,450