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Subsequent Events (Details) (USD $)
In Thousands, unless otherwise specified
 0 Months Ended
Jul. 02, 2014
Jul. 01, 2014
Jul. 02, 2014
covenant
Jul. 01, 2014
Line of Credit | Senior credit facility | Line of Credit
        
Subsequent Event [Line Items]        
Long-term line of credit $ 30,000   $ 30,000  
Subsequent events | Line of Credit | Senior credit facility | Line of Credit
        
Subsequent Event [Line Items]        
Debt instrument, term   5 years    
Line of credit facility, current borrowing capacity     80,000  
Line of credit facility, mandatory prepayment provision, net cash proceeds from dispositions not reinvested, percentage 100.00%      
Line of credit facility, mandatory prepayment provision, net cash proceeds from stated equity issuance, percentage 50.00%      
Line of credit facility, mandatory prepayment provision, net cash proceeds from receipts greater than 250 thousand dollars, non-ordinary business, percentage 100.00%      
Consolidated leverage ratio       2.00
Number of financial covenants     2  
Subsequent events | Line of Credit | Senior credit facility | Line of Credit | Base rate | Minimum
        
Subsequent Event [Line Items]        
Debt instrument, basis spread on variable rate   1.50%    
Subsequent events | Line of Credit | Senior credit facility | Line of Credit | Base rate | Maximum
        
Subsequent Event [Line Items]        
Debt instrument, basis spread on variable rate   2.25%    
Subsequent events | Line of Credit | Senior credit facility | Line of Credit | Before December 31, 2014
        
Subsequent Event [Line Items]        
Line of credit facility, covenant compliance, maximum consolidated leverage ratio 2.25   2.25  
Subsequent events | Line of Credit | Senior credit facility | Line of Credit | December 31, 2014 to September 30, 2015
        
Subsequent Event [Line Items]        
Line of credit facility, covenant compliance, maximum consolidated leverage ratio 1.50   1.50  
Subsequent events | Line of Credit | Senior credit facility | Line of Credit | After September 30, 2015
        
Subsequent Event [Line Items]        
Line of credit facility, covenant compliance, maximum consolidated leverage ratio 1.00   1.00  
Subsequent events | Line of Credit | Senior credit facility | Line of Credit | After December 31, 2014
        
Subsequent Event [Line Items]        
Line of credit facility, covenant compliance, maximum consolidated fixed charge coverage ratio 1.25   1.25  
Subsequent events | Line of Credit | Senior credit facility | Revolver
        
Subsequent Event [Line Items]        
Line of credit facility, current borrowing capacity 15,000   15,000  
Subsequent events | Line of Credit | Senior credit facility | Term loan
        
Subsequent Event [Line Items]        
Line of credit facility, current borrowing capacity 65,000   65,000  
Proceeds from lines of credit   35,000    
Debt instrument, security interest pledged, percentage   65.00%    
Subsequent events | Line of Credit | Senior credit facility | Term loan | First eight three month periods
        
Subsequent Event [Line Items]        
Debt instrument, periodic payment, principal   1,200    
Subsequent events | Line of Credit | Senior credit facility | Term loan | Each succeeding three month periods
        
Subsequent Event [Line Items]        
Debt instrument, periodic payment, principal   1,600    
Videotel | Subsequent events
        
Subsequent Event [Line Items]        
Business combination, consideration transferred $ 49,000      
Business combination, consideration transferred, percentage held in escrow 10.00%      
Business combination, consideration transferred, period escrow held 21 months      
Business combination, confidentiality, non-competition and non-solicitation covenants, period 18 months