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Organization and Nature of Operations (Details) - $ / shares shares in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Cactus LLC
Organization and Nature of Operations
Ownership percentage	62.80%	50.30%
Class A Common Stock
Organization and Nature of Operations
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares outstanding	47,159	37,654
Voting power of shares outstanding as a percent of the total shares outstanding	62.80%
Class B Common Stock
Organization and Nature of Operations
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares outstanding	27,958	37,236
Voting power of shares outstanding as a percent of the total shares outstanding	37.20%

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