Consolidated Statement of Equity Statement - USD ($) $ in Thousands	Total	Common Stock Par Value	Additional Paid-In Capital	Treasury Stock	Accumulated Other  Comprehensive Income (Loss)	Retained Deficit	Noncontrolling Interest
Balance at beginning of period at Dec. 31, 2020	$ 71,062	$ 1,289	$ 472,134	$ (19,484)	$ (49,914)	$ (413,665)	$ 80,702
Net income, retained deficit	108,714					108,714
Net income	109,047						333
Translation adjustment, net of taxes	(2,779)				(2,779)		0
Comprehensive income	106,268
Deconsolidation of CSI Compressco, currency translation					7,168
Deconsolidation of CSI Compressco	(75,607)						(82,775)
Equity award activity	6	6
Treasury stock activity, net	(449)			(449)
Equity compensation expense	1,542		962				580
Other	(355)		(574)				219
Balance at end of period at Mar. 31, 2021	102,467	1,295	472,522	(19,933)	(45,525)	(304,951)	(941)
Balance at beginning of period at Dec. 31, 2021	98,563	1,301	475,624	(19,957)	(46,932)	(310,332)	(1,141)
Net income, retained deficit	7,720					7,720
Net income	7,719						(1)
Translation adjustment, net of taxes	192						0
Comprehensive income	7,911
Equity compensation expense	1,104		1,104				0
Other	(676)		(673)				(10)
Balance at end of period at Mar. 31, 2022	$ 106,902	$ 1,308	$ 476,055	$ (19,957)	$ (46,740)	$ (302,612)	$ (1,152)