CONSOLIDATED BALANCE SHEETS - USD ($) $ in Millions	Mar. 31, 2019	Dec. 31, 2018
Current assets:
Cash and cash equivalents	$ 4	$ 20
Accounts receivable, net	46	43
Accounts receivable from related companies	9	11
Exchanges receivable	11	8
Inventories	59	98
Other current assets	6	6
Total current assets	135	186
Property, plant and equipment:
Property, plant and equipment	3,197	3,196
Accumulated depreciation	(528)	(507)
Net property, plant and equipment	2,669	2,689
Operating Lease, Right-of-Use Asset	5	0
Other non-current assets, net	116	108
Goodwill	12	12
Total assets	2,937	2,995
Current liabilities:
Current maturities of long-term debt	151	152
Accounts payable and accrued liabilities	2	6
Accounts payable to related companies	42	46
Exchanges payable	51	85
Other current liabilities	56	69
Total current liabilities	302	358
Long-term debt, less current maturities	248	249
Note payable to related company	292	356
Deferred income taxes	440	437
Operating Lease, Liability, Noncurrent	5	0
Other non-current liabilities	232	233
Commitments and contingencies
Partners’ capital:
Partners’ capital	1,459	1,409
Accumulated other comprehensive loss	(41)	(47)
Total partners’ capital	1,418	1,362
Total liabilities and partners’ capital	$ 2,937	$ 2,995