CONDENSED CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Revenues
Total revenues	$ 145,899	$ 84,417
Costs and expenses
Selling, general and administrative expenses	14,094	9,627
Total costs and expenses	114,909	72,782
Income from operations	30,990	11,635
Interest expense, net	(100)	(152)
Other expense, net	(1,115)	(406)
Income before income taxes	29,775	11,077
Income tax expense (benefit)	2,692	(4,059)
Net income	27,083	15,136
Less: net income attributable to non-controlling interest	6,467	3,577
Net income attributable to Cactus Inc.	$ 20,616	$ 11,559
Class A Common Stock
Earnings per share and weighted average shares outstanding
Earnings per Class A share - basic (in dollars per share)	$ 0.35	$ 0.24
Earnings per Class A share - diluted (in dollars per share)	$ 0.34	$ 0.19
Weighted average Class A shares outstanding - basic (in shares)	59,288	49,166
Weighted average Class A shares outstanding - diluted (in shares)	76,162	75,774
Product revenue
Revenues
Total revenues	$ 94,040	$ 51,956
Costs and expenses
Cost of revenue	60,920	36,521
Rental revenue
Revenues
Total revenues	22,343	12,489
Costs and expenses
Cost of revenue	15,089	12,171
Field service and other revenue
Revenues
Total revenues	29,516	19,972
Costs and expenses
Cost of revenue	$ 24,806	$ 14,463