Schedule II - Valuation and Qualifying Accounts (Other)

12 Months Ended

Dec. 31, 2017

Valuation and Qualifying Accounts [Abstract]

Schedule of Valuation and Qualifying Accounts Disclosure [Text Block]

Schedule II—Valuation and Qualifying Accounts

(Dollars in millions)

	Successor			Predecessor
	For the Period September 1 through December 31, 2017			For the Period January 1 through August 31, 2017			For the Year Ended December 31, 2016			For the Year Ended December 31, 2015
Accounts Receivable—Allowance for Doubtful Receivables
Balance at beginning of period	$	—		$	287		$	225		$	235
Additions charged to expenses	10			51			119			58
Deductions from reserves1	—			(33		)	(57		)	(68		)
Balance at end of period	$	10		$	305		$	287		$	225
Inventory—Obsolescence Reserve
Balance at beginning of period	$	—		$	214		$	237		$	179
Additions charged to expenses	89			241			275			391
Deductions from reserves2	(34		)	(181		)	(298		)	(333		)
Balance at end of period	$	55		$	274		$	214		$	237
Deferred Tax Assets—Valuation Allowance
Balance at beginning of period	$	1,323		$	1,308		$	1,529		$	1,704
Additions charged to expenses	84			95			74			40
Deductions from reserves	(29		)	(20		)	(295		)	(215		)
Balance at end of period	$	1,378		$	1,383		$	1,308		$	1,529

^1. Deductions include write-offs, recoveries and currency translation adjustments.

^2. Deductions include disposals and currency translation adjustments.