INTANGIBLE ASSETS (Tables)

3 Months Ended

Mar. 31, 2016

Intangible Assets, Net (Excluding Goodwill) [Abstract]

Intangible Assets

The following table provides information regarding the Corporation’s intangible assets:

Intangible Assets	At March 31, 2016							At December 31, 2015
In millions	Gross Carrying Amount		Accumulated Amortization			Net		Gross Carrying Amount		Accumulated Amortization			Net
Intangible assets with finite lives:
Licenses and intellectual property	$	33	$	(33	)	$	—	$	33	$	(33	)	$	—
Software	63		(42		)	21		63		(41		)	22
Total intangible assets	$	96	$	(75	)	$	21	$	96	$	(74	)	$	22

Schedule of Expected Amortization Expense [Table Text Block]

Total estimated amortization expense for 2016 and the five succeeding fiscal years is as follows:

Estimated Amortization Expense In millions
2016	$	4
2017	$	4
2018	$	4
2019	$	4
2020	$	4
2021	$	2