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Other Current Liabilities (Details) (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2014
Jun. 30, 2013
Payables and Accruals [Abstract]    
Accrued postretirement benefits $ 919 $ 625
Accrued workers’ compensation liabilities 1,947 1,496
Short-term pension liabilities 347 347
Other (including net taxes payable) 2,105 2,703
Other current liabilities $ 5,318 $ 5,171