Changes in Equity and Noncontrolling Interests (Tables)

3 Months Ended

Mar. 31, 2012

Changes in Equity and Noncontrolling Interests

Reconciliation of consolidated changes in equity

	Amphenol Corporation Shareholders
	Common Stock										Accum. Other
	Shares (in millions)		Amount			Additional Paid- In Capital		Accumulated Earnings			Comprehensive Loss			Treasury Stock			Noncontrolling Interests		Total Equity
Balance as of December 31, 2011	163		$	163		$	189,166	$	2,102,497		$	(120,057	)	$	—		$	13,017	$	2,184,786
Net income								126,563									685		127,248
Translation adjustments											16,148						16		16,164
Revaluation of forward contract derivatives											262								262
Purchase of treasury stock														(81,885		)			(81,885		)
Retirement of treasury stock	(1	)	(1		)			(81,884		)				81,885					—
Stock options exercised, including tax benefit	1		1			27,700													27,701
Dividends declared								(17,049		)									(17,049		)
Stock-based compensation expense						7,491													7,491
Balance as of March 31, 2012	163		$	163		$	224,357	$	2,130,127		$	(103,647	)	$	—		$	13,718	$	2,264,718

	Amphenol Corporation Shareholders
	Common Stock								Accum. Other
	Shares(in millions)	Amount		Additional Paid- In Capital		Accumulated Earnings			Comprehensive Loss			Treasury Stock			Noncontrolling Interests			Total Equity
Balance as of December 31, 2010	176	$	176	$	144,855	$	2,260,581		$	(84,757	)	$	—		$	21,860		$	2,342,715
Net income						127,958									927			128,885
Translation adjustments									23,453						42			23,495
Defined benefit plan liability adjustment, net of tax									222									222
Payments to shareholders of non-controlling interests															(496		)	(496		)
Purchase of treasury stock												(188,503		)				(188,503		)
Stock options exercised, including tax benefit				16,483														16,483
Dividends declared						(2,642		)										(2,642		)
Stock-based compensation expense				6,320														6,320
Balance as of March 31, 2011	176	$	176	$	167,658	$	2,385,897		$	(61,082	)	$	(188,503	)	$	22,333		$	2,326,479