8. Accumulated Other Comprehensive Income Accumulated Other Comprehensive Income (Tables)

12 Months Ended

Dec. 31, 2016

Accumulated Other Comprehensive Income (Loss) [Line Items]

Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]

Accumulated other comprehensive income included in our Consolidated Balance Sheets and Consolidated Statements of Changes in Stockholders' Equity consists of the following components (in millions):

	Foreign currency translation adjustments			Foreign other post-employment benefits adjustments			Net unrealized holding gains on available-for-sale investments			Total Accumulated other comprehensive income
Balances as of January 1, 2015	$	71.2		$	(16.3	)	$	164.0		$	218.9
Other comprehensive (loss) income, before reclassifications	(37.5		)	(6.8		)	325.4			281.1
Amounts reclassified from Accumulated other comprehensive income	—			1.1			(0.9		)	0.2
Income tax effects	—			1.3			(119.4		)	(118.1		)
Other comprehensive (loss) income, net of income taxes	(37.5		)	(4.4		)	205.1			163.2
Balances as of December 31, 2015	$	33.7		$	(20.7	)	$	369.1		$	382.1
Other comprehensive (loss) income, before reclassifications	(32.4		)	0.5			105.1			73.2
Amounts reclassified from Accumulated other comprehensive income	—			2.5			(0.8		)	1.7
Income tax effects	—			(0.9		)	(38.4		)	(39.3		)
Other comprehensive (loss) income, net of income taxes	(32.4		)	2.1			65.9			35.6
Balances as of December 31, 2016	$	1.3		$	(18.6	)	$	435.0		$	417.7