Business Segments - Depreciation, Depletion, Amortization and Impairment (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Segment Reporting Information [Line Items]
Depreciation, depletion, amortization and impairment	$ 126,814	$ 121,553	$ 254,994	$ 238,491
Operating Segments | Contract Drilling
Segment Reporting Information [Line Items]
Depreciation, depletion, amortization and impairment	85,633	84,905	172,499	166,928
Operating Segments | Pressure Pumping
Segment Reporting Information [Line Items]
Depreciation, depletion, amortization and impairment	25,976	24,713	52,001	48,498
Operating Segments | Directional Drilling
Segment Reporting Information [Line Items]
Depreciation, depletion, amortization and impairment	4,514	3,859	8,685	7,203
Operating Segments | Other Operations
Segment Reporting Information [Line Items]
Depreciation, depletion, amortization and impairment	9,557	6,803	17,136	13,200
Operating Segments | Corporate Segment
Segment Reporting Information [Line Items]
Depreciation, depletion, amortization and impairment	$ 1,134	$ 1,273	$ 4,673	$ 2,662