Accounts Payable and Accrued Expenses (Details) (USD $)	Mar. 31, 2015	Jun. 30, 2014
Accounts Payable and Accrued Expenses [Abstract]
Accounts payable, trade	$ 2,685,000us-gaap_AccountsPayableTradeCurrent	$ 1,838,000us-gaap_AccountsPayableTradeCurrent
Accrued payroll, vacation, severance and other employee expenses	2,824,000us-gaap_AccruedEmployeeBenefitsCurrent	4,331,000us-gaap_AccruedEmployeeBenefitsCurrent
Accrued income taxes	62,000us-gaap_AccruedIncomeTaxes	221,000us-gaap_AccruedIncomeTaxes
Dividend payable	107,000us-gaap_DividendsPayableCurrent	67,000us-gaap_DividendsPayableCurrent
Other accrued expenses	1,420,000us-gaap_OtherAccruedLiabilitiesCurrent	1,134,000us-gaap_OtherAccruedLiabilitiesCurrent
Total accounts payable and accrued expenses	$ 7,098,000	$ 7,591,000

Carrying value as of the balance sheet date of obligations, excluding pension and other postretirement benefits, incurred through that date and payable for perquisites provided to employees pertaining to services received from them. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Carrying amount as of the balance sheet date of the unpaid sum of the known and estimated amounts payable to satisfy all domestic and foreign income tax obligations due. This amount is the total of current and noncurrent accrued income taxes.

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- Definition

Carrying value as of the balance sheet date of obligations incurred through that date and payable arising from transactions not otherwise specified in the taxonomy. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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