CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Cash flows from operating activities:
Net income (loss)	$ 11,203	$ (5,413)	$ 66,074
Adjustments to reconcile net income (loss) to net cash flows provided by operating activities:
Depreciation and amortization expense	16,703	21,578	30,767
Deferred income taxes	1,962	5,507	3,764
Stock based compensation	3,252	3,448	2,503
Amortization of deferred financing costs	1,125	997	1,210
Bad debt expense	6,865	445	4,692
(Loss) gain on derivatives, net	(17,821)	(21,200)	23,386
Current period cash settlements on derivatives, net	35,643	15,692	(37,414)
Other	26	0	0
Changes in assets and liabilities:
(Increase) decrease in accounts receivable	(21,620)	3,229	37,960
(Increase) decrease in accounts receivable—affiliates	(2,636)	1,234	(3,020)
(Increase) decrease in inventory	(2,423)	(486)	1,458
Increase in customer acquisition costs	(5,870)	(1,415)	(1,513)
(Increase) decrease in prepaid and other current assets	(10,475)	654	(2,120)
Decrease in intangible assets—customer acquisition	0	27	0
(Increase) decrease in other assets	(502)	(190)	288
Increase (decrease) in accounts payable and accrued liabilities	2,707	(10,213)	(37,012)
Decrease in accounts payable—affiliates	(226)	(335)	(184)
(Decrease) increase in other current liabilities	(1,597)	(705)	1,180
Decrease in other non-current liabilities	(109)	(152)	(188)
Net cash provided by operating activities	16,207	12,702	91,831
Cash flows from investing activities:
Purchases of property and equipment	(2,153)	(2,713)	(2,154)
Acquisition of Customers	(4,718)	(3,797)	0
Net cash used in investing activities	(6,871)	(6,510)	(2,154)
Cash flows from financing activities:
Buyback of Series A Preferred Stock	0	0	(2,282)
Borrowings on notes payable	289,000	774,000	612,000
Payments on notes payable	(324,000)	(739,000)	(635,000)
Net borrowings on subordinated debt facility	20,000	0	0
Payment for acquired customers	0	0	(972)
Restricted stock vesting	(663)	(1,329)	(1,107)
Payment of dividends to Class A common stockholders	(11,461)	(10,987)	(10,569)
Payment of distributions to non-controlling unitholders	(14,553)	(17,436)	(29,450)
Payment of Preferred Stock dividends	(7,628)	(7,804)	(7,886)
Purchase of Treasury Stock	0	0	(395)
Net cash used in financing activities	(49,305)	(2,556)	(75,661)
(Decrease) increase in Cash and cash equivalents and Restricted Cash	(39,969)	3,636	14,016
Cash and cash equivalents and Restricted cash—beginning of period	75,320	71,684	57,668
Cash and cash equivalents and Restricted cash—end of period	35,351	75,320	71,684
Non-cash items:
Property and equipment purchase accrual	(4)	(38)	46
Cash paid (received) during the period for:
Interest	5,561	3,754	3,859
Taxes	$ 865	$ (1,788)	$ 23,890