v3.24.2
BUSINESS SEGMENTS AND GEOGRAPHIC INFORMATION - Reconciliation of Segment Operating Income (Loss) to Income from Continuing Operations before Income Taxes (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Jun. 30, 2024
Jun. 30, 2023
Jun. 30, 2024
Jun. 30, 2023
Segment Reporting Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Abstract]        
Operating income $ 111,313 $ 148,742 $ 345,353 $ 468,170
Gain on reimbursement of drilling equipment 9,732 10,642 24,687 37,940
Other gain (loss) on sale of assets (2,730) (4,504) (2,718) 394
Corporate selling, general and administrative costs and corporate depreciation 66,870 49,271 185,484 150,581
Other income (expense)        
Interest and dividend income 11,888 10,748 29,189 20,508
Interest expense (4,336) (4,324) (12,969) (12,918)
Gain (loss) on investment securities 389 (18,538) 102 6,123
Other 3,134 (672) 2,991 (1,218)
Total unallocated amounts 11,075 (12,786) 19,313 12,495
Income before income taxes 122,388 135,956 364,666 480,665
Operating Segments        
Segment Reporting Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Abstract]        
Operating income 158,118 179,381 464,140 537,332
Segment Reconciling Items        
Segment Reporting Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Abstract]        
Gain on reimbursement of drilling equipment 9,732 10,642 24,687 37,940
Other gain (loss) on sale of assets (2,730) (4,504) (2,718) 394
Corporate, Non-Segment        
Segment Reporting Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Abstract]        
Corporate selling, general and administrative costs and corporate depreciation $ (53,807) $ (36,777) $ (140,756) $ (107,496)