v3.7.0.1
Debt and Credit Arrangements (Details) - USD ($)
3 Months Ended
Nov. 01, 2016
Jun. 10, 2016
Sep. 26, 2014
Mar. 31, 2017
Dec. 31, 2016
Debt Instrument [Line Items]          
Term loan       $ 60,000,000 $ 60,000,000
Unamortized deferred financing fees       (973,000) (1,071,000)
Unamortized fees paid to lender       (1,148,000) (1,287,000)
Total debt, net       57,879,000 57,642,000
Less current maturities       (2,250,000) (1,500,000)
Long-term debt, net       $ 55,629,000 $ 56,142,000
Term Loan and Delayed Draw Term Loan Financing Agreement [Member]          
Debt Instrument [Line Items]          
Percent of excess cash flow to be used for loan prepayment, maximum (up to)       50.00%  
Term Loan and Delayed Draw Term Loan Financing Agreement [Member] | Secured Debt [Member]          
Debt Instrument [Line Items]          
Unamortized deferred financing fees       $ (973,000)  
Unamortized fees paid to lender       (1,148,000)  
Total debt, net       57,879,000  
Face amount of term loan     $ 60,000,000    
Qualified cash $ 20,000,000        
Periodic principal payments on term loan   $ 750,000      
Prepayment premium   1.00%      
Term Loan and Delayed Draw Term Loan Financing Agreement [Member] | Secured Debt [Member] | LIBOR [Member]          
Debt Instrument [Line Items]          
Interest rate, floor 0.50%        
Term Loan and Delayed Draw Term Loan Financing Agreement [Member] | Secured Debt [Member] | Prime Rate [Member]          
Debt Instrument [Line Items]          
Interest rate, floor     3.25%    
Term Loan and Delayed Draw Term Loan Financing Agreement [Member] | Secured Debt [Member] | Tranche One [Member]          
Debt Instrument [Line Items]          
Consolidated EBITDA $ 20,000,000        
Term Loan and Delayed Draw Term Loan Financing Agreement [Member] | Secured Debt [Member] | Tranche One [Member] | LIBOR [Member]          
Debt Instrument [Line Items]          
Basis spread 9.50%        
Term Loan and Delayed Draw Term Loan Financing Agreement [Member] | Secured Debt [Member] | Tranche One [Member] | Prime Rate [Member]          
Debt Instrument [Line Items]          
Basis spread 8.50%        
Term Loan and Delayed Draw Term Loan Financing Agreement [Member] | Secured Debt [Member] | Tranche Two [Member] | Minimum [Member]          
Debt Instrument [Line Items]          
Consolidated EBITDA $ 20,000,000        
Term Loan and Delayed Draw Term Loan Financing Agreement [Member] | Secured Debt [Member] | Tranche Two [Member] | Maximum [Member]          
Debt Instrument [Line Items]          
Consolidated EBITDA $ 25,000,000        
Term Loan and Delayed Draw Term Loan Financing Agreement [Member] | Secured Debt [Member] | Tranche Two [Member] | LIBOR [Member]          
Debt Instrument [Line Items]          
Basis spread 8.50%        
Term Loan and Delayed Draw Term Loan Financing Agreement [Member] | Secured Debt [Member] | Tranche Two [Member] | Prime Rate [Member]          
Debt Instrument [Line Items]          
Basis spread 7.50%        
Term Loan and Delayed Draw Term Loan Financing Agreement [Member] | Secured Debt [Member] | Tranche Three [Member] | Minimum [Member]          
Debt Instrument [Line Items]          
Consolidated EBITDA $ 25,000,000        
Term Loan and Delayed Draw Term Loan Financing Agreement [Member] | Secured Debt [Member] | Tranche Three [Member] | Maximum [Member]          
Debt Instrument [Line Items]          
Consolidated EBITDA $ 30,000,000        
Term Loan and Delayed Draw Term Loan Financing Agreement [Member] | Secured Debt [Member] | Tranche Three [Member] | LIBOR [Member]          
Debt Instrument [Line Items]          
Basis spread 7.50%        
Term Loan and Delayed Draw Term Loan Financing Agreement [Member] | Secured Debt [Member] | Tranche Three [Member] | Prime Rate [Member]          
Debt Instrument [Line Items]          
Basis spread 6.50%        
Term Loan and Delayed Draw Term Loan Financing Agreement [Member] | Secured Debt [Member] | Tranche Four [Member]          
Debt Instrument [Line Items]          
Consolidated EBITDA $ 30,000,000        
Term Loan and Delayed Draw Term Loan Financing Agreement [Member] | Secured Debt [Member] | Tranche Four [Member] | LIBOR [Member]          
Debt Instrument [Line Items]          
Basis spread 6.50%        
Term Loan and Delayed Draw Term Loan Financing Agreement [Member] | Secured Debt [Member] | Tranche Four [Member] | Prime Rate [Member]          
Debt Instrument [Line Items]          
Basis spread 5.50%        
Term Loan and Delayed Draw Term Loan Financing Agreement [Member] | Delayed Draw Term Loan [Member]          
Debt Instrument [Line Items]          
Face amount of term loan     $ 25,000,000    
Periodic payment as a percent of amount funded     1.25%    
Commitment fee as a percent of unborrowed amounts     0.75%    
Availability under delayed draw term loan       $ 25,000,000