Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Numerator:
Net income attributable to Cactus Inc.	$ 110,174	$ 49,593	$ 34,446
Net income attributable to non-controlling interest	27,235	13,744	19,934
Net income attributable to Cactus Inc. - diluted	$ 137,409	$ 63,337	$ 54,380
Denominator:
Effect of dilutive shares (in shares)	16,014	20,709	28,038
Corporate effective interest rate, if-converted method	25.00%	27.00%	24.00%
Class A Common Stock
Denominator:
Weighted average Class A Shares Outstanding - basic (in shares)	60,323	55,398	47,457
Weighted average Class A shares outstanding - diluted (in shares)	76,337	76,107	75,495
Earnings per Class A share - basic (in dollars per share)	$ 1.83	$ 0.90	$ 0.73
Earnings per Class A share - diluted (in dollars per share)	$ 1.80	$ 0.83	$ 0.72