XML 31 R35.htm IDEA: XBRL DOCUMENT v3.2.0.727
LONG-TERM DEBT - SCHEDULE OF LONG-TERM DEBT (Details) - USD ($)
$ in Millions
6 Months Ended
Jun. 30, 2015
Dec. 31, 2014
Debt Instrument [Line Items]    
Total $ 745 $ 803
Less current portion 116 117
Long-term debt, less current portion $ 629 $ 686
Weighted-average fixed-interest rate 5.70% 5.70%
Weighted-average variable-interest rate 1.70% 1.60%
Debt payments $ 58  
Fixed-rate notes payable due through 2024 [Member]    
Debt Instrument [Line Items]    
Total 567 $ 614
Variable-rate notes payable due through 2025 [Member]    
Debt Instrument [Line Items]    
Total $ 178 $ 189