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Note 8 - Accrued Liabilities (Details) - Accrued Expenses - USD ($)
$ in Thousands
Jun. 30, 2015
Jun. 30, 2014
Accrued Expenses [Abstract]    
Payroll and employee benefits $ 26,329 $ 26,736
Workers' compensation 2,586 2,610
Warranty 8,066 7,401
Other 10,761 14,291
Total $ 47,742 $ 51,038