FAIR VALUE MEASUREMENTS (Tables)

12 Months Ended

Dec. 31, 2015

Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]

Basis of Fair Value Measurements on a Recurring Basis at December 31	Significant Other Observable Inputs  (Level 2)		Significant Other Observable Inputs  (Level 2)
In millions	2015		2014
Assets at fair value:
Debt securities (1)	$	4	$	5
Liabilities at fair value:
Long-term debt (2)	$	573	$	601

(1) Included in “Other investments” in the consolidated balance sheets.

(2) See Note 10 for information on fair value measurements of long-term debt.