INTANGIBLE ASSETS

12 Months Ended

Dec. 31, 2015

Intangible Assets, Net (Excluding Goodwill) [Abstract]

Intangible Assets Disclosure [Text Block]

INTANGIBLE ASSETS

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

Intangible Assets at December 31			2015							2014
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		(41		)	22		55		(40		)	15
Total intangible assets	$	96	$	(74	)	$	22	$	88	$	(73	)	$	15

The following table provides information regarding amortization expense:

Amortization Expense In millions	2015		2014		2013
Software (1)	$	2	$	2	$	2

(1) Included in “Cost of sales” in the consolidated statements of income.

Total estimated amortization expense for the next five fiscal years is as follows:

Estimated Amortization Expense for Next Five Years In millions
2016	$	3
2017	$	3
2018	$	4
2019	$	4
2020	$	3