Credit Facilities (Details)			9 Months Ended
	Dec. 31, 2012 USD ($)	Jun. 30, 2012 USD ($)	Mar. 31, 2013 Domestic Line of Credit [Member] USD ($) D	Mar. 31, 2013 Foreign Line of Credit [Member] USD ($)	Mar. 31, 2013 Foreign Line of Credit [Member] EUR (€)	Mar. 31, 2013 Letter of Credit [Member]
Line of Credit Facility [Line Items]
Credit facility, amount outstanding	$ 0	$ 0
Amount available under credit facility			6,000,000	449,000	350,000
Line of credit, expiration date			Nov. 01, 2014
Interest on LIBOR-based advances, basis spread			2.35%
Commitment percentage fee			0.15%
Required period having no outstanding advances			30
Minimum net worth required for compliance			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				2.00%	2.00%	7.15%
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