Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Revenues:
Total revenues	$ 704,598	$ 632,645	$ 667,683
Costs and expenses:
Cost of operations, exclusive of depreciation and amortization	234,336	194,389	205,939
Depreciation and amortization	236,677	238,769	238,968
Selling, general, and administrative	61,278	56,082	59,981
Loss (gain) on disposition of assets	1,527	(2,588)	146
Impairment of compression equipment	1,487	5,121	8,090
Impairment of goodwill	0	0	619,411
Total costs and expenses	535,305	491,773	1,132,535
Operating income (loss)	169,293	140,872	(464,852)
Other income (expense):
Interest expense, net	(138,050)	(129,826)	(128,633)
Other	91	107	86
Total other expense	(137,959)	(129,719)	(128,547)
Net income (loss) before income tax expense	31,334	11,153	(593,399)
Income tax expense	1,016	874	1,333
Net income (loss)	30,318	10,279	(594,732)
Less: distributions on Preferred Units	(48,750)	(48,750)	(48,750)
Net loss attributable to common unitholders’ interests	$ (18,432)	$ (38,471)	$ (643,482)
Weighted average units outstanding:
Weighted average common units outstanding, basic (in units)	97,780	97,068	96,816
Weighted average common units outstanding, diluted (in units)	97,780	97,068	96,816
Basic net loss per common unit (in dollars per unit)	$ (0.19)	$ (0.40)	$ (6.65)
Diluted net loss per common unit (in dollars per unit)	(0.19)	(0.40)	(6.65)
Distributions declared per common unit (in dollars per unit)	$ 2.10	$ 2.10	$ 2.10
Contract operations
Revenues:
Total revenues	$ 673,214	$ 609,450	$ 644,194
Parts and service
Revenues:
Total revenues	15,729	11,228	11,117
Related party
Revenues:
Total revenues	$ 15,655	$ 11,967	$ 12,372