Quarterly report pursuant to Section 13 or 15(d)

Other Accrued Liabilities - Schedule of other accrued liabilities (Details)

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Other Accrued Liabilities - Schedule of other accrued liabilities (Details) - USD ($)
$ in Thousands
Jun. 30, 2015
Dec. 31, 2014
Payables and Accruals [Abstract]    
Interest payable $ 18,205 $ 18,251
Income taxes payable 1,969 3,494
Legal accrual 164 222
Other 10,553 9,127
Total Other accrued liabilities $ 30,891 $ 31,094