Earnings Per Share (Tables)

9 Months Ended

Mar. 31, 2014

Earnings Per Share [Abstract]

Schedule of Earnings per Share

	Quarter ended				Nine months ended
	March 31,				March 31,
	2014		2013		2014		2013
	(in thousands, except per share data)
Numerator:
Net Income	$	16,949	$	13,978	$	54,684	$	47,977
Denominator:
Weighted-average shares, basic	28,502		27,847		28,275		27,725
Dilutive effect of share-based payments	228		177		273		235
Weighted-average shares, diluted	28,730		28,024		28,548		27,960
Net income per common share, basic	$	0.59	$	0.50	$	1.93	$	1.73
Net income per common share, diluted	$	0.59	$	0.50	$	1.92	$	1.72