Schedule II - Valuation and Qualifying Accounts

12 Months Ended

Dec. 31, 2015

Valuation and Qualifying Accounts [Abstract]

Schedule II - Valuation and Qualifying Accounts

Schedule II—Valuation and Qualifying Accounts

(Dollars in millions)

Year Ended December 31,	2015			2014			2013
Accounts Receivable—Allowance for Doubtful Receivables
Balance at beginning of period	$	235		$	262		$	237
Additions charged to cost and expenses	58			58			70
Deductions from reserves1	(68		)	(85		)	(45		)
Balance at end of period	$	225		$	235		$	262
Inventory—Obsolescence Reserve
Balance at beginning of period	$	180		$	212		$	250
Additions charged to expenses	391			386			304
Deductions from reserves2	(334		)	(418		)	(342		)
Balance at end of period	$	237		$	180		$	212
Deferred Tax Assets—Valuation Allowance
Balance at beginning of period	$	1,704		$	1,711		$	1,861
Net (benefits) charges to income tax expense	(71		)	(47		)	29
(Deductions) additions to other comprehensive income (loss)	(104		)	40			(179		)
Balance at end of period	$	1,529		$	1,704		$	1,711

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

^2. Deductions include disposals and currency translation adjustments.