Earnings Per Share (Tables)

3 Months Ended

Sep. 30, 2011

Earnings Per Share [Abstract]

Computation Of Basic And Diluted Earnings Per Share

	Three Months Ended September 30,
	2011		2010
Numerator:
Net income	$	11,690	$	9,095
Denominator for basic earnings per share - weighted average shares outstanding during the period		43,930		42,823
Effect of dilutive stock options and unvested restricted stock		1,426		1,095
Denominator for diluted earnings per share - adjusted weighted average shares and assumed conversions		45,356		43,918
Basic net income per share	$	0.27	$	0.21
Diluted net income per share	$	0.26	$	0.21