LONG-TERM DEBT (Tables)

12 Months Ended

Dec. 31, 2015

Debt Disclosure [Abstract]

Schedule of Long-term Debt Instruments [Table Text Block]

Long-term debt obligations (in millions):

	2015			2014
Fixed-rate notes payable due through 2024	$	520		$	614
Variable-rate notes payable due through 2025	166			189
Long-term debt	686			803
Less current portion	115			117
	$	571		$	686
Weighted-average fixed-interest rate	5.7		%	5.7		%
Weighted-average variable-interest rate	1.8		%	1.6		%

Schedule of Maturities of Long-term Debt [Table Text Block]

Long-term debt principal payments for the next five years and thereafter (in millions):

	Total
2016	$	115
2017	121
2018	151
2019	114
2020	116
Thereafter	69
Total principal payments	$	686