Earnings Per Share (Tables)

6 Months Ended

Dec. 31, 2011

Earnings Per Share [Abstract]

Schedule Of Computation Of Earnings Per Share

	Three Months Ended December 31,				Six Months Ended December 31,
	2011		2010		2011		2010
Net earnings attributable to II-VI Incorporated	$	13,287	$	19,157	$	31,866	$	37,524
Divided by:
Weighted average shares		62,720		62,078		62,709		61,944
Basic earnings attributable to II-VI Incorporated per common share	$	0.21	$	0.31	$	0.51	$	0.61
Net earnings attributable to II-VI Incorporated	$	13,287	$	19,157	$	31,866	$	37,524
Divided by:
Weighted average shares		62,720		62,078		62,709		61,944
Dilutive effect of common stock equivalents		1,474		1,702		1,457		1,546
Diluted weighted average common shares		64,194		63,780		64,166		63,490
Diluted earnings attributable to II-VI Incorporated per common share	$	0.21	$	0.30	$	0.50	$	0.59