Consolidated Balance Sheets (Parenthetical) In Thousands, except Share data, unless otherwise specified	Mar. 31, 2015 USD ($)	Mar. 31, 2015 EUR (€)	Jun. 30, 2014 USD ($)	Jun. 30, 2014 EUR (€)
Current Assets
Allowance for doubtful accounts	$ 286		$ 212
Stockholders' Equity
Preferred shares, par value		€ 0.01		€ 0.01
Preferred shares, shares authorized	100,000,000us-gaap_PreferredStockSharesAuthorized	100,000,000us-gaap_PreferredStockSharesAuthorized	100,000,000us-gaap_PreferredStockSharesAuthorized	100,000,000us-gaap_PreferredStockSharesAuthorized
Preferred shares, shares issued	0us-gaap_PreferredStockSharesIssued	0us-gaap_PreferredStockSharesIssued	0us-gaap_PreferredStockSharesIssued	0us-gaap_PreferredStockSharesIssued
Preferred shares, shares outstanding	0us-gaap_PreferredStockSharesOutstanding	0us-gaap_PreferredStockSharesOutstanding	0us-gaap_PreferredStockSharesOutstanding	0us-gaap_PreferredStockSharesOutstanding
Ordinary shares, par value		€ 0.01		€ 0.01
Ordinary shares, shares authorized	100,000,000us-gaap_CommonStockSharesAuthorized	100,000,000us-gaap_CommonStockSharesAuthorized	100,000,000us-gaap_CommonStockSharesAuthorized	100,000,000us-gaap_CommonStockSharesAuthorized
Ordinary shares, shares issued	44,080,627us-gaap_CommonStockSharesIssued	44,080,627us-gaap_CommonStockSharesIssued	44,080,627us-gaap_CommonStockSharesIssued	44,080,627us-gaap_CommonStockSharesIssued
Ordinary shares, shares outstanding	32,790,444us-gaap_CommonStockSharesOutstanding	32,790,444us-gaap_CommonStockSharesOutstanding	32,329,244us-gaap_CommonStockSharesOutstanding	32,329,244us-gaap_CommonStockSharesOutstanding
Treasury shares	11,290,183us-gaap_TreasuryStockShares	11,290,183us-gaap_TreasuryStockShares	11,751,383us-gaap_TreasuryStockShares	11,751,383us-gaap_TreasuryStockShares

A valuation allowance for trade and other receivables due to an Entity within one year (or the normal operating cycle, whichever is longer) that are expected to be uncollectible.

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