CONSOLIDATED CONDENSED BALANCE SHEETS (Parenthetical) - USD ($) $ in Millions	Sep. 30, 2017	Dec. 31, 2016
Cash and cash equivalents	$ 1,515	$ 1,513
Restricted cash	2,798	3,113
Receivables, net	161	160
Due from affiliates	85	64
Prepayments and other current assets	165	118
Inventory	14	20
Property and equipment, net	7,123	7,446
Goodwill	1,608	1,608
Intangible assets other than goodwill	362	433
Restricted cash	101	5
Deferred charges and other	421	414
Accounts payable	208	215
Due to affiliates	46	112
Accrued expenses and other current liabilities	637	664
Interest payable	131	67
Current portion of long-term debt	39	89
Long-term debt	6,438	6,749
Deferred credits and other	85	93
Variable Interest Entity, Primary Beneficiary [Member]
Cash and cash equivalents	1,056	1,157
Restricted cash	2,731	3,040
Receivables, net	80	76
Due from affiliates	85	64
Prepayments and other current assets	71	61
Inventory	3	7
Property and equipment, net	2,250	2,537
Goodwill	206	206
Intangible assets other than goodwill	157	191
Restricted cash	0	5
Deferred charges and other	255	240
Accounts payable	101	143
Due to affiliates	25	94
Accrued expenses and other current liabilities	303	312
Interest payable	27	14
Current portion of long-term debt	14	21
Long-term debt	1,952	2,254
Deferred credits and other	$ 14	$ 33