Summary of Significant Accounting Policies (Details 4) (USD $)	12 Months Ended
	Jun. 30, 2013 item	Jun. 30, 2012	Jun. 30, 2011
Business Combinations
Maximum measurement period from the acquisition date up to record adjustments to the assets acquired and liabilities assumed	1 year
Goodwill and Purchased Intangible Assets
Number of reporting unit	1
Impairment losses	$ 12,200,000
Advertising Expenses
Advertising expenses	$ 700,000	$ 500,000	$ 400,000
Minimum
Goodwill and Purchased Intangible Assets
Estimated useful lives of respective assets	1 year
Maximum
Goodwill and Purchased Intangible Assets
Estimated useful lives of respective assets	6 years