Segment Information (Schedule Of Capital Expenditures, By Segment) (Details) - USD ($) $ in Thousands	1 Months Ended	11 Months Ended	12 Months Ended
	Feb. 02, 2021	Dec. 31, 2021	Dec. 31, 2022	Dec. 31, 2020
Segment Reporting Information [Line Items]
Capital expenditures	$ 3,035	$ 34,152	$ 65,784	$ 47,653
Rentals [Member]
Segment Reporting Information [Line Items]
Capital expenditures	2,429	27,335	54,126	24,053
Well Services [Member]
Segment Reporting Information [Line Items]
Capital expenditures	$ 606	$ 6,817	10,729	19,609
Corporate And Other [Member]
Segment Reporting Information [Line Items]
Capital expenditures			$ 929	$ 3,991