Current report filing

Consolidated Statements of Cash Flows - Balances per Consolidated Balance Sheets

v3.8.0.1
Consolidated Statements of Cash Flows - Balances per Consolidated Balance Sheets - USD ($)
$ in Millions
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Balances per Consolidated Balance Sheets:        
Cash and cash equivalents $ 722 $ 876    
Restricted cash 1,880 860    
Non-current restricted cash 11 91    
Total cash, cash equivalents and restricted cash $ 2,613 $ 1,827 $ 1,736 $ 2,780