Earnings Per Share (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Earnings Per Share
Net income attributable to Amphenol Corporation shareholders (in dollars)	$ 153,988	$ 140,942	$ 306,995	$ 267,505
Basic weighted average common shares outstanding	159,705,021	161,511,550	159,721,503	162,186,707
Effect of dilutive stock options (in shares)	3,230,407	2,360,015	3,103,326	2,426,645
Dilutive weighted average common shares outstanding	162,935,428	163,871,565	162,824,829	164,613,352
Earnings per share attributable to Amphenol Corporation shareholders:
Basic (in dollars per share)	$ 0.96	$ 0.87	$ 1.92	$ 1.65
Diluted (in dollars per share)	$ 0.95	$ 0.86	$ 1.89	$ 1.63
Anti-dilutive stock options, excluded from the computations of earning per share	917,383	3,261,860	1,115,174	3,893,623