PROPERTY

12 Months Ended

Dec. 31, 2016

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment Disclosure [Text Block]

PROPERTY

Property at December 31	Estimated Useful
In millions	Lives (Years)	2016		2015
Land	—	$	69	$	69
Land and waterway improvements	15-25	205		209
Buildings	5-50	396		420
Machinery and equipment	3-20	5,872		5,809
Utility and supply lines	5-20	171		164
Other property	3-30	101		98
Construction in progress	—	330		267
Total property		$	7,144	$	7,036

In millions	2016		2015		2014
Depreciation expense	$	166	$	160	$	176
Manufacturing maintenance and repair costs	$	304	$	353	$	295
Capitalized interest	$	13	$	10	$	5