Property Property

9 Months Ended

Sep. 30, 2017

Property, Plant and Equipment [Line Items]

Property, Plant and Equipment Disclosure [Text Block]

	Successor			Predecessor
(In millions)	September 30, 2017			December 31, 2016
Land and land improvements	$	941		$	501
Buildings	2,558			4,224
Machinery and equipment	7,559			16,909
Construction in progress	965			1,381
Total property, plant and equipment	12,023			23,015
Accumulated depreciation	(121		)	(14,164		)
Total property, plant and equipment - net	$	11,902		$	8,851

Net property increased $3,051 million from December 31, 2016, primarily reflecting property, plant and equipment at fair value at the date of the Merger. See Note 3 for additional information regarding the Merger.

Equipment and buildings are depreciated over useful lives on a straight-line basis ranging from 1 to 25 years. Capitalizable costs associated with computer software for internal use are amortized on a straight-line basis over 1 to 8 years.

	Successor		Predecessor
(In millions)	For the Period September 1 - September 30, 2017		For the Period July 1 - August 31, 2017		Three Months Ended September 30, 2016		For the Period Jan. 1 - August 31, 2017		Nine Months Ended September 30, 2016
Depreciation expense	$	111	$	143	$	226	$	589	$	683