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CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Millions | Jun. 30, 2018 | Dec. 31, 2017
--- | --- | ---
CURRENT ASSETS |  |
Cash and cash equivalents | $ 34 | $ 37
Trade accounts receivable and other receivables, net | 2,824 | 3,029
Inventory | 636 | 713
Other current assets | 358 | 221
Total current assets | 3,852 | 4,000
PROPERTY AND EQUIPMENT | 17,176 | 16,862
Accumulated depreciation | (2,919) | (2,773)
Property and equipment, net | 14,257 | 14,089
OTHER ASSETS |  |
Goodwill | 2,535 | 2,566
Investments in unconsolidated entities | 3,116 | 2,756
Linefill and base gas | 866 | 872
Long-term inventory | 169 | 164
Other long-term assets, net | 904 | 904
Total assets | 25,699 | 25,351
CURRENT LIABILITIES |  |
Accounts payable and accrued liabilities | 3,555 | 3,457
Short-term debt | 943 | 737
Other current liabilities | 624 | 337
Total current liabilities | 5,122 | 4,531
LONG-TERM LIABILITIES |  |
Senior notes, net of unamortized discounts and debt issuance costs | 8,937 | 8,933
Other long-term debt | 29 | 250
Other long-term liabilities and deferred credits | 787 | 679
Total long-term liabilities | 9,753 | 9,862
COMMITMENTS AND CONTINGENCIES (NOTE 13) |  |
PARTNERS’ CAPITAL |  |
Total partners’ capital | 10,824 | 10,958
Total liabilities and partners’ capital | 25,699 | 25,351
Series A Preferred Units |  |
PARTNERS’ CAPITAL |  |
Unitholders | 1,505 | 1,505
Series B Preferred Units |  |
PARTNERS’ CAPITAL |  |
Unitholders | 787 | 788
Common Units |  |
PARTNERS’ CAPITAL |  |
Unitholders | $ 8,532 | $ 8,665

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