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Cash and Credit Facilities - Narrative (Details) - USD ($)
Sep. 30, 2016
May 03, 2016
Dayna International, LLC    
Line of Credit Facility [Line Items]    
Percentage of interest acquired   100.00%
Subordinated Debt | Dayna International, LLC    
Line of Credit Facility [Line Items]    
Debt face amount   $ 2,500,000
Revolving Line of Credit | Notes Payable to Banks | Dayna International, LLC    
Line of Credit Facility [Line Items]    
Maximum availability   30,000,000.0
Wynnefiled Capital, Bank Term Loan | Subordinated Debt    
Line of Credit Facility [Line Items]    
Debt face amount $ 0 2,500,000
Wynnefiled Capital, Bank Term Loan | Subordinated Debt | Dayna International, LLC    
Line of Credit Facility [Line Items]    
Debt face amount   $ 2,500,000.0