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Equity (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended		12 Months Ended	89 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024	Dec. 31, 2024	Jun. 30, 2025	Jun. 06, 2023
Equity
CW Unit redemptions (in shares)			200	1,000
Cash dividend declared (in dollars per share)	$ 0.13	$ 0.12	$ 0.26	$ 0.24
Pro rata distributions made to other members			$ 8,743	$ 8,617
Share Repurchase Program
Equity
Authorized amount of stock repurchase							$ 150,000
Common stock \| Share Repurchase Program
Equity
Common stock authorized repurchase amount	$ 146,300		$ 146,300			$ 146,300
Cactus Companies
Equity
Ownership interest			85.90%
Cactus LLC
Equity
Ownership interest					85.60%
Cactus Inc
Equity
Cash distributions to unit holders			$ 52,500	42,500
CC Unit Holders other than Cactus, Inc.
Equity
Pro rata distributions made to other members			$ 8,700	$ 8,600
Class A Common Stock
Equity
Common stock, shares outstanding (in shares)	68,575		68,575		68,152	68,575
Shares outstanding, percentage of total voting power	85.90%		85.90%			85.90%
Cash dividend declared (in dollars per share)			$ 0.26	$ 0.24
Dividends declared			$ 18,100	$ 16,100
Dividends paid			$ 18,200	$ 16,100
Class A Common Stock \| Cactus Companies LLC Agreement
Equity
CW Unit redemptions (in shares)						49,300
Class B Common Stock
Equity
Common stock, shares outstanding (in shares)	11,259		11,259		11,433	11,259
Shares outstanding, percentage of total voting power	14.10%		14.10%			14.10%