CONSOLIDATED AND CONDENSED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Cash flows from operating activities:
Net Income (Loss)	$ 6,612	$ (194,838)
Less: Loss from discontinued operations, net of income taxes	0	179,466
Net income (loss) from continuing operations	6,612	(15,372)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization	30,582	29,988
Amortization and write-off of deferred debt issuance costs	991	2,478
Amortization of premium on notes payable	(153)	(153)
Deferred income tax expense	1,018	856
Loss on sale of property, plant and equipment, net	175	2,353
Gain on retirement of senior unsecured notes	(3,484)	0
Derivative (income) loss	(1,463)	2,322
Net cash paid for commodity derivatives	796	(249)
Unit-based compensation	709	715
Change in current assets and liabilities, excluding effects of acquisitions and dispositions:
Accounts and other receivables	37,180	28,073
Product exchange receivables	0	59
Inventories	(3,128)	3,044
Due from affiliates	(1,060)	(15,947)
Other current assets	(5,547)	(3,061)
Trade and other accounts payable	(16,502)	(2,800)
Product exchange payables	811	(4,386)
Due to affiliates	(1,026)	428
Income taxes payable	26	131
Other accrued liabilities	(2,452)	(3,043)
Change in other non-current assets and liabilities	541	(693)
Net cash provided by continuing operating activities	44,626	24,743
Net cash provided by discontinued operating activities	0	7,770
Net cash provided by operating activities	44,626	32,513
Cash flows from investing activities:
Payments for property, plant and equipment	(19,053)	(14,102)
Acquisitions	0	(23,720)
Payments for plant turnaround costs	(231)	(4,742)
Proceeds from involuntary conversion of property, plant and equipment	1,768	0
Proceeds from sale of property, plant and equipment	4,369	659
Net cash used in continuing investing activities	(13,147)	(41,905)
Net cash provided by discontinued investing activities	0	209,155
Net cash provided by (used in) investing activities	(13,147)	167,250
Cash flows from financing activities:
Payments of long-term debt and finance lease obligations	(160,082)	(362,672)
Proceeds from long-term debt	131,000	298,000
Proceeds from issuance of common units, net of issuance related costs	0	(259)
Purchase of treasury units	(9)	(392)
Payment of debt issuance costs	(269)	(386)
Excess purchase price over carrying value of acquired assets	0	(102,393)
Cash distributions paid	(4,923)	(29,440)
Net cash used in financing activities	(34,283)	(197,542)
Net increase (decrease) in cash	(2,804)	2,221
Cash at beginning of period	2,856	300
Cash at end of period	52	2,521
Non-cash additions to property, plant and equipment	$ 1,276	$ 2,248