Quarterly report pursuant to Section 13 or 15(d)

RECENT ACCOUNTING PRONOUNCEMENTS - Narratives (Details)

v3.7.0.1
RECENT ACCOUNTING PRONOUNCEMENTS - Narratives (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Dec. 31, 2016
Income Tax Expense (Benefit)      
Income tax benefit $ (539) $ (616)  
Investment income 180 $ 104  
Non-Current Investments and Restricted Cash 490   $ 476
Operating Leases, Future Minimum Payments Due     1,470
Self Insurance Program      
Income Tax Expense (Benefit)      
Non-Current Investments and Restricted Cash 255   $ 310
Restatement      
Income Tax Expense (Benefit)      
Income tax benefit $ 55