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Long-Term Debt (Detail) (USD $)	Jun. 30, 2012	Jun. 30, 2011
Debt Instrument [Line Items]
Interest rate	3.10%	4.80%
Total debt	$ 20,257,000	$ 23,777,000
Revolving line of credit [Member]
Debt Instrument [Line Items]
Interest rate	3.10%	4.80%
Outstanding	7,757,000	8,600,000
Term loan due August 2013 [Member]
Debt Instrument [Line Items]
Interest rate	3.10%	4.80%
Outstanding	$ 12,500,000	$ 15,177,000

Including current and noncurrent portions, aggregate carrying amount of long-term borrowings as of the balance sheet date before deducting unamortized discount or premiums (if any). May include notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt, which had initial maturities beyond one year or beyond the normal operating cycle, if longer.

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- Definition

Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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