RESTRUCTURING (Tables)

12 Months Ended

Dec. 31, 2018

Restructuring Charges [Abstract]

Schedule of Restructuring and Related Costs [Table Text Block]

The following tables summarize the charges and activity related to the restructuring actions:

	Year Ended December 31,
Dollars in Millions	2018		2017		2016
Employee termination costs	$	87	$	267	$	97
Other termination costs	44		26		12
Provision for restructuring	131		293		109
Accelerated depreciation	113		289		72
Asset impairments	16		241		13
Other shutdown costs	8		3		19
Total charges	$	268	$	826	$	213

	Year Ended December 31,
Dollars in Millions	2018		2017		2016
Cost of products sold	$	57	$	149	$	21
Marketing, selling and administrative	1		1		—
Research and development	79		383		83
Other income (net)	131		293		109
Total charges	$	268	$	826	$	213

Schedule of Restructuring Reserve by Type of Cost [Table Text Block]

	Year Ended December 31,
Dollars in Millions	2018			2017			2016
Liability at January 1	$	186		$	114		$	125
Charges	148			319			116
Change in estimates	(17		)	(26		)	(7		)
Provision for restructuring	131			293			109
Foreign currency translation and other	1			18			—
Payments	(219		)	(239		)	(120		)
Liability at December 31	$	99		$	186		$	114