Stock Options and Restricted Stock Awards - Stock Option Activity (Details) (USD $)	3 Months Ended
	Sep. 30, 2014
Number of Options
Options outstanding, balance at beginning of period (in shares)	922,809	[1]
Options exercised (in shares)	(75,601)	[1]
Options outstanding, balance at end of period (in shares)	847,208	[1]
Weighted Average Exercise Price
Options outstanding at beginning of period (in usd per share)	$ 10.16
Options exercised (in usd per share)	$ 9.04
Options outstanding at end of period (in usd per share)	$ 10.26

[1] Includes the effect of options granted, exercised, forfeited or expired from the 2003 Plan and 2007 Plan, and options granted outside such plans.