Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents	$ 139,254	$ 58,030
Trade accounts receivable	94,563	125,440
Other accounts receivable	20,478	23,887
Inventory	71,153	184,399
Commodity derivatives contracts, net	61,799	0
Commodity derivatives deposits	0	27,415
Other current assets	39,743	40,237
Total current assets	426,990	459,408
Property, plant and equipment	8,166,125	8,431,227
Less: accumulated depreciation	1,919,014	2,027,193
Net property, plant and equipment	6,247,111	6,404,034
Investments in non-controlled entities	1,190,803	1,240,551
Right-of-use asset, operating leases	165,512	171,868
Long-term receivables	21,406	20,782
Goodwill	52,830	53,260
Other intangibles (less accumulated amortization of $6,255 and $6,923 at December 31, 2019 and March 31, 2020, respectively)	47,230	47,898
Restricted cash	10,303	26,569
Other noncurrent assets	23,120	13,359
Total assets	8,185,305	8,437,729
Current liabilities:
Accounts payable	147,893	150,992
Accrued payroll and benefits	31,549	75,511
Accrued interest payable	47,484	64,276
Accrued taxes other than income	46,509	66,007
Deferred revenue	113,310	109,654
Accrued product liabilities	52,348	90,788
Commodity derivatives contracts, net	0	10,222
Commodity derivatives deposits	50,345	0
Current portion of operating lease liability	26,699	26,221
Current portion of long-term debt, net	550,949	0
Other current liabilities	72,558	73,205
Total current liabilities	1,139,644	666,876
Long-term operating lease liability	139,218	144,023
Long-term debt, net	4,155,437	4,706,075
Long-term pension and benefits	145,709	145,992
Other noncurrent liabilities	61,320	59,735
Commitments and contingencies
Partners’ capital:
Common unitholders (228,403 units and 225,056 units outstanding at December 31, 2019 and March 31, 2020, respectively)	2,713,748	2,877,105
Accumulated other comprehensive loss	(169,771)	(162,077)
Total partners’ capital	2,543,977	2,715,028
Total liabilities and partners’ capital	$ 8,185,305	$ 8,437,729