Quarterly report pursuant to Section 13 or 15(d)

INVESTMENTS AND RESTRICTED CASH - Additional Information (Detail)

v3.7.0.1
INVESTMENTS AND RESTRICTED CASH - Additional Information (Detail) - USD ($)
$ in Millions
3 Months Ended 12 Months Ended
Mar. 31, 2017
Dec. 31, 2016
Gain (Loss) on Investments [Line Items]    
Non-Current Investments and Restricted Cash $ 490 $ 476
Fair Value Inputs, Discount Rate 8.02% 8.06%
cash held in escrow [Member]    
Gain (Loss) on Investments [Line Items]    
Restricted Cash and Cash Equivalents, Noncurrent $ 16 $ 13
Self-insurance requirements [Member]    
Gain (Loss) on Investments [Line Items]    
Non-Current Investments and Restricted Cash 455 445
Variable life insurance policy    
Gain (Loss) on Investments [Line Items]    
Non-Current Investments and Restricted Cash $ 19 $ 18