Condensed Consolidated Statements of Cash Flows - USD ($)	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Cash flows from operating activities:
Net (loss) income	$ (38,616,000)	$ 2,417,000
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	62,045,000	44,831,000
Gain on disposal of assets	(720,000)	(102,000)
Amortization of debt issuance costs	569,000	548,000
Inventory write-down	0	674,000
Non-cash lease expense	981,000	518,000
Stock based compensation expense	4,947,000	4,124,000
Deferred income taxes	(9,645,000)	0
Gain on tax receivable agreements	0	(37,000)
Provision for credit losses	0	2,523,000
Changes in operating assets and liabilities:
Accounts receivable and unbilled revenue	(20,977,000)	(93,477,000)
Accounts receivable and unbilled revenue—related party	(100,000)	8,239,000
Inventories	(10,497,000)	257,000
Other assets	17,375,000	7,450,000
Accounts payable and accrued liabilities	22,166,000	22,789,000
Initial payment of operating lease liability	0	(523,000)
Net cash provided by operating activities	27,528,000	231,000
Cash flows from investing activities:
Purchases of property and equipment and construction in-progress	(25,361,000)	(45,395,000)
Proceeds from sale of assets	1,574,000	317,000
Net cash used in investing activities	(23,787,000)	(45,078,000)
Cash flows from financing activities:
Repayments of borrowings on term loan	(438,000)	(438,000)
Payments on finance lease obligations	(2,326,000)	(2,470,000)
Class A Common Stock dividends	0	(4,090,000)
Per unit distributions to non-controlling interest unitholders	0	(1,532,000)
Other distributions and advance payments to non-controlling interest unitholders	548,000	(2,782,000)
Restricted stock unit vesting	(202,000)	0
Payments of equity offering costs	(848,000)	0
Net cash used in financing activities	(3,266,000)	(11,312,000)
Net increase (decrease) in cash and cash equivalents before translation effect	475,000	(56,159,000)
Translation effect on cash	81,000	0
Cash and cash equivalents—beginning of period	68,978,000	112,690,000
Cash and cash equivalents—end of period	69,534,000	56,531,000
Supplemental disclosure of cash flow information:
Cash paid for interest	2,642,000	2,927,000
Non-cash investing and financing activities:
Capital expenditures included in accounts payable and accrued liabilities	$ 27,494,000	$ 19,636,000