Credit Facilities (Details)	12 Months Ended
	Jun. 30, 2013 Domestic Line of Credit [Member] USD ($) D	Jun. 30, 2012 Domestic Line of Credit [Member] USD ($)	Jun. 30, 2013 Foreign Line of Credit [Member] USD ($)	Jun. 30, 2013 Foreign Line of Credit [Member] EUR (€)	Jun. 30, 2012 Foreign Line of Credit [Member] USD ($)	Jun. 30, 2013 Letter of Credit [Member]
Line of Credit Facility [Line Items]
Credit facility, amount outstanding	$ 0	$ 0	$ 0		$ 0
Amount available under the credit facility	6,000,000		455,000	350,000
Line of credit, expiration date	Nov. 01, 2014
Interest on Libor-based Advances, basis spread	2.35%
Commitment fee percentage	0.15%
Period required to have no outstanding advances	30
Line of Credit Facility, Covenant Terms, Minimum Net Worth	33,200,000
Line of Credit Facility, Dividend Restrictions, Current Fiscal Year	3,700,000
Line of Credit Facility, Dividend Restrictions, After Current Fiscal Year	1,800,000
Interest rate on borrowings			7.15%	7.15%		2.00%
Line of Credit Facility, Capacity Available for Trade Purchases				100,000
Line of Credit Facility, Capacity Available for Specific Purpose Other than for Trade Purchases				€ 250,000