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Subsequent Event (Details) - Subsequent Event
Nov. 03, 2016
USD ($)
Domestic Line of Credit  
Subsequent Event [Line Items]  
Line of credit facility, decrease to borrowing capacity $ 15,000,000.0
Line of credit facility, maximum borrowing capacity $ 335,000,000.0
Line of credit facility, covenant restriction, coverage ratio, fixed amount 1.20%
Line of credit facility, minimum remaining borrowing capacity level before covered ratio is applicable $ 32,500,000.0
Line of credit facility, minimum remaining borrowing capacity level before covered ration is applicable while concurrent debt is outstanding 36,000,000.0
Line of credit facility, maximum remaining borrowing capacity level before covered ration is applicable while concurrent debt is outstanding $ 42,000,000.0
Line of credit facility, minimum percentage of maximum borrowing capacity or alternative base, before covered ratio is applicable 12.50%
Line of credit facility, excess availability threshold amount $ 50,000,000.0
Tranche A Loan | Line of Credit  
Subsequent Event [Line Items]  
Debt instrument, face amount $ 16,000,000.0