INTANGIBLE ASSETS (Tables)

12 Months Ended

Dec. 31, 2019

Intangible Assets, Net (Excluding Goodwill) [Abstract]

Intangible Assets

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

Intangible Assets at Dec 31	2019							2018
In millions	Gross Carrying Amount		Accum Amort			Net		Gross Carrying Amount		Accum Amort			Net
Intangible assets with finite lives:
Licenses and developed technology	$	33	$	(33	)	$	—	$	33	$	(33	)	$	—
Software	79		(57		)	22		79		(54		)	25
Total intangible assets	$	112	$	(90	)	$	22	$	112	$	(87	)	$	25

Schedule Of Finite Lived Intangible Assets Amortization Expense Table

The following table provides information regarding amortization expense:

Amortization Expense
In millions	2019		2018		2017
Software 1	$	7	$	6	$	5

1.

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

Schedule of Expected Amortization Expense

Total estimated amortization expense for the next five fiscal years, including amounts for intangible assets not yet placed in service, is as follows:

Estimated Amortization Expense for Next Five Years
In millions
2020	$	8
2021	$	6
2022	$	5
2023	$	3
2024	$	1