Consolidated Statements of Cash Flows - USD ($)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Cash flows from operating activities:
Net income (loss)	$ 10,279,000	$ (594,732,000)	$ 39,132,000
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	238,769,000	238,968,000	231,447,000
Provision for expected credit losses	(2,700,000)	3,700,000	1,050,000
Amortization of debt issuance costs	9,765,000	8,402,000	7,607,000
Unit-based compensation expense	15,523,000	8,400,000	10,814,000
Deferred income tax expense (benefit)	(42,000)	530,000	1,376,000
Loss (gain) on disposition of assets	(2,588,000)	146,000	940,000
Impairment of compression equipment	5,121,000	8,090,000	5,894,000
Impairment of goodwill	0	619,411,000	0
Changes in assets and liabilities, net of effects of business combination:
Accounts receivable and related party receivables, net	145,000	23,542,000	(5,657,000)
Inventories	(12,592,000)	(11,682,000)	(25,137,000)
Prepaid expenses and other current assets	(3,572,000)	(248,000)	(604,000)
Other assets	3,489,000	3,167,000	2,589,000
Accounts payable	9,023,000	(3,745,000)	(5,764,000)
Accrued liabilities and deferred revenue	(5,195,000)	(10,744,000)	36,901,000
Other liabilities	0	(7,000)	(8,000)
Net cash provided by operating activities	265,425,000	293,198,000	300,580,000
Cash flows from investing activities:
Capital expenditures, net	(45,213,000)	(109,070,000)	(171,149,000)
Proceeds from disposition of property and equipment	4,466,000	2,647,000	22,478,000
Proceeds from insurance recovery	1,559,000	1,324,000	4,181,000
Net cash used in investing activities	(39,188,000)	(105,099,000)	(144,490,000)
Cash flows from financing activities:
Proceeds from revolving credit facility	697,679,000	777,472,000	852,265,000
Proceeds from issuance of senior notes	0	0	750,000,000
Payments on revolving credit facility	(655,147,000)	(706,384,000)	(1,499,090,000)
Cash paid related to net settlement of unit-based awards	(3,174,000)	(1,125,000)	(1,714,000)
Deferred financing costs	(9,960,000)	(3,875,000)	(13,679,000)
Other	(558,000)	(772,000)	(1,035,000)
Net cash used in financing activities	(226,239,000)	(188,107,000)	(156,179,000)
Decrease in cash and cash equivalents	(2,000)	(8,000)	(89,000)
Cash and cash equivalents, beginning of year	2,000	10,000	99,000
Cash and cash equivalents, end of year	0	2,000	10,000
Supplemental cash flow information:
Cash paid for interest, net of capitalized amounts	120,564,000	120,729,000	105,356,000
Cash paid for income taxes	819,000	633,000	493,000
Supplemental non-cash transactions:
Non-cash distributions to certain common unitholders (DRIP)	1,775,000	1,901,000	997,000
Transfers from inventories to property and equipment	10,793,000	17,435,000	21,822,000
Change in capital expenditures included in accounts payable and accrued liabilities	720,000	(8,557,000)	3,408,000
Financing costs included in accounts payable and accrued liabilities	391,000	115,000	18,000
Conversion of Class B Units to common units	0	0	67,302,000
Common units
Cash flows from financing activities:
Cash distributions	(206,329,000)	(204,673,000)	(194,176,000)
Preferred Units
Cash flows from financing activities:
Cash distributions	$ (48,750,000)	$ (48,750,000)	$ (48,750,000)