Restricted Cash	12 Months Ended
Jun. 30, 2012
Restricted Cash	H. Restricted Cash The Company had restricted cash balance of $3,281 and $3,000 as of June 30, 2012 and 2011, respectively. The balance consisted of the following: (1) the Company has deposited $3,000 with its bank as collateral for the landlord pursuant to the sale-lease back transaction entered in April 2007 for the Company’s headquarters in Chelmsford, Massachusetts (see Note I). The balance is classified as restricted cash on the accompanying consolidated balance sheet at June 30, 2012 and 2011, and is reflected in non-current assets: (2) the terms of one of the Company’s contracts with a foreign customer requires a certificate of deposit to be held at a commercial bank until performance on the contract has been completed. This certificate of deposit represents restricted cash of approximately $281. The balance is classified as restricted cash on the accompanying consolidated balance sheet at June 30, 2012 and is reflected in non-current assets.

H. Restricted Cash

The Company had restricted cash balance of $3,281 and $3,000 as of June 30, 2012 and 2011, respectively. The balance consisted of the following: (1) the Company has deposited $3,000 with its bank as collateral for the landlord pursuant to the sale-lease back transaction entered in April 2007 for the Company’s headquarters in Chelmsford, Massachusetts (see Note I). The balance is classified as restricted cash on the accompanying consolidated balance sheet at June 30, 2012 and 2011, and is reflected in non-current assets: (2) the terms of one of the Company’s contracts with a foreign customer requires a certificate of deposit to be held at a commercial bank until performance on the contract has been completed. This certificate of deposit represents restricted cash of approximately $281. The balance is classified as restricted cash on the accompanying consolidated balance sheet at June 30, 2012 and is reflected in non-current assets.