CONSOLIDATED AND CONDENSED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Assets
Cash	$ 52	$ 2,856
Accounts and other receivables, less allowance for doubtful accounts of $516 and $532, respectively	48,517	87,254
Inventories	65,668	62,540
Due from affiliates	18,889	17,829
Other current assets	9,605	5,833
Assets held for sale	0	5,052
Total current assets	142,731	181,364
Property, plant and equipment, at cost	899,225	884,728
Accumulated depreciation	(493,115)	(467,531)
Property, plant and equipment, net	406,110	417,197
Goodwill	17,705	17,705
Right-of-use assets	24,554	23,901
Deferred income taxes, net	22,404	23,422
Other assets, net	3,475	3,567
Total assets	616,979	667,156
Liabilities and Partners’ Capital (Deficit)
Current installments of long-term debt and finance lease obligations	368,150	6,758
Trade and other accounts payable	45,785	64,802
Product exchange payables	5,133	4,322
Due to affiliates	444	1,470
Income taxes payable	498	472
Fair value of derivatives	0	667
Other accrued liabilities	26,496	28,789
Total current liabilities	446,506	107,280
Long-term debt, net	176,794	569,788
Finance lease obligations	405	717
Operating lease liabilities	17,081	16,656
Other long-term obligations	10,000	8,911
Total liabilities	650,786	703,352
Commitments and contingencies
Partners’ capital (deficit)	(33,807)	(36,196)
Total partners’ capital (deficit)	(33,807)	(36,196)
Total liabilities and partners' capital (deficit)	$ 616,979	$ 667,156