Changes in Equity and Noncontrolling Interests (Tables)

9 Months Ended

Sep. 30, 2015

Changes in Equity and Noncontrolling Interests

Rollforward of consolidated changes in equity

A rollforward of consolidated changes in equity for the nine months ended September 30, 2015 is as follows:

	Amphenol Corporation Shareholders
	Common Stock									Accum. Other
	Shares (in millions)		Amount		Additional Paid- In Capital		Retained Earnings			Comprehensive Loss			Treasury Stock			Noncontrolling Interests			Total Equity
Balance as of December 31, 2014	309.8		$	0.3	$	659.4	$	2,453.5		$	(205.8	)	$	—		$	30.5		$	2,937.9
Net income							563.3									6.4			569.7
Other comprehensive income (loss)										(97.8		)				(0.6		)	(98.4		)
Distributions to shareholders of noncontrolling interests																(6.1		)	(6.1		)
Acquisition resulting in noncontrolling interest																7.9			7.9
Purchase of treasury stock													(195.6		)				(195.6		)
Retirement of treasury stock	(3.5	)					(195.6		)				195.6						—
Stock options exercised, including tax benefit	1.9				54.4														54.4
Dividends declared							(120.5		)										(120.5		)
Stock-based compensation expense					32.1														32.1
Balance as of September 30, 2015	308.2		$	0.3	$	745.9	$	2,700.7		$	(303.6	)	$	—		$	38.1		$	3,181.4

A rollforward of consolidated changes in equity for the nine months ended September 30, 2014 is as follows:

	Amphenol Corporation Shareholders
	Common Stock									Accum. Other
	Shares (in millions)		Amount		Additional Paid- In Capital		Retained Earnings			Comprehensive Loss			Treasury Stock			Noncontrolling Interests			Total Equity
Balance as of December 31, 2013	316.4		$	0.3	$	489.8	$	2,424.4		$	(55.0	)	$	—		$	20.6		$	2,880.1
Net income							515.6									4.8			520.4
Other comprehensive income (loss)										(42.1		)				(0.3		)	(42.4		)
Distributions to shareholders of noncontrolling interests																(3.6		)	(3.6		)
Purchase of treasury stock													(400.8		)				(400.8		)
Retirement of treasury stock	(8.5	)					(400.8		)				400.8						—
Stock options exercised, including tax benefit	4.4				116.5														116.5
Dividends declared							(101.9		)										(101.9		)
Stock-based compensation expense					29.4														29.4
Balance as of September 30, 2014	312.3		$	0.3	$	635.7	$	2,437.3		$	(97.1	)	$	—		$	21.5		$	2,997.7