Schedule II - Valuation Accounts and Reserves (Tables)

12 Months Ended

Dec. 31, 2015

Valuation and Qualifying Accounts [Abstract]

Summary of Valuation Allowance [Table Text Block]

Year ended December 31, 2015	Balance at beginning of period		Additions		Net deductions and other		Balance at end of period
Doubtful accounts and allowances	$	47	$	1			$	48
Deferred tax valuation allowance	$	298	$	30	$	90	$	238
Accumulated amortization of purchased intangible assets	$	216	$	49			$	265
Reserves for accrued costs of business restructuring	$	44			$	41	$	3

Year ended December 31, 2014	Balance at beginning of period		Additions		Net deductions and other		Balance at end of period
Doubtful accounts and allowances	$	28	$	19			$	47
Deferred tax valuation allowance	$	286	$	186	$	174	$	298
Accumulated amortization of purchased intangible assets	$	185	$	31			$	216
Reserves for accrued costs of business restructuring	$	44	$	49	$	49	$	44

Year ended December 31, 2013	Balance at beginning of period		Additions		Net deductions and other		Balance at end of period
Doubtful accounts and allowances	$	26	$	2			$	28
Deferred tax valuation allowance	$	210	$	80	$	4	$	286
Accumulated amortization of purchased intangible assets	$	154	$	31			$	185
Reserves for accrued costs of business restructuring	$	42	$	41	$	39	$	44