CONDENSED CONSOLIDATED STATEMENTS OF INCOME (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Net sales	$ 1,103,376	$ 1,032,754	$ 3,146,087	$ 2,991,077
Cost of sales	759,047	709,277	2,158,326	2,042,254
Gross profit	344,329	323,477	987,761	948,823
Casualty loss related to flood		12,831		12,831
Change in contingent acquisition related obligations				(17,813)
Selling, general and administrative expense	128,659	124,587	380,636	366,787
Operating income	215,670	186,059	607,125	587,018
Interest expense	(15,166)	(10,498)	(44,014)	(31,885)
Other income, net	2,636	2,255	7,457	6,089
Income before income taxes	203,140	177,816	570,568	561,222
Provision for income taxes	(54,340)	(41,758)	(152,627)	(147,385)
Net income	148,800	136,058	417,941	413,837
Less: Net income attributable to noncontrolling interests	(1,350)	(1,435)	(2,986)	(3,505)
Net income attributable to Amphenol Corporation	$ 147,450	$ 134,623	$ 414,955	$ 410,332
Net income per common share-Basic (in dollars per share)	$ 0.91	$ 0.80	$ 2.56	$ 2.39
Weighted average common shares outstanding-Basic (in shares)	161,349,493	167,951,866	161,905,598	171,411,779
Net income per common share-Diluted (in dollars per share)	$ 0.90	$ 0.79	$ 2.53	$ 2.36
Weighted average common shares outstanding-Diluted (in shares)	163,780,171	169,835,067	164,333,598	173,728,409
Dividends declared per common share (in dollars per share)	$ 0.105	$ 0.015	$ 0.315	$ 0.045