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Accrued and Other Current Liabilities (Details) - USD ($)
$ in Thousands
Jun. 30, 2017
Dec. 31, 2016
Payables and Accruals [Abstract]    
Accrued compensation $ 12,239 $ 10,250
Accrued property and other taxes 23,819 19,740
Accrued severance and other charges 1,942 6,150
Income taxes 5,653 6,857
Accrued medical claims 907 604
Accrued purchase orders 6,260 2,083
Other 20,281 19,266
Total accrued and other current liabilities $ 71,101 $ 64,950