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Other Accrued Expenses (Details) (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2014
Dec. 31, 2013
Payables and Accruals [Abstract]    
Deposits and amounts due to customers $ 4,660 $ 7,664
Dividends payable 4,255 3,174
Other accrued expenses 6,438 5,596
Other accrued expenses, Total $ 15,353 $ 16,434