Quarterly report pursuant to Section 13 or 15(d)

Long-Term Debt - Additional Information (Details)

v3.10.0.1
Long-Term Debt - Additional Information (Details)
1 Months Ended
Feb. 28, 2018
USD ($)
Sep. 30, 2018
USD ($)
Aug. 31, 2018
USD ($)
Jun. 30, 2018
USD ($)
May 31, 2018
USD ($)
Revolving Credit Facility          
Debt Instrument [Line Items]          
Long-term debt       $ 136,000,000  
Total Funded Debt to EBITDA covenant ratio, maximum       3.00 2.75
Term Loan | Revolving Credit Facility          
Debt Instrument [Line Items]          
Long-term debt       $ 46,000,000 $ 25,000,000
Term Loan | 7.5% Term Loan          
Debt Instrument [Line Items]          
Proceeds from issuance of debt $ 28,500,000        
Long-term debt   $ 26,842,000      
Weighted average interest rate   9.841%      
Term Loan | 7.5% Term Loan | London Interbank Offered Rate (LIBOR)          
Debt Instrument [Line Items]          
Basis spread on variable rate 7.50%        
Term Loan | 5.15% Term Loan          
Debt Instrument [Line Items]          
Long-term debt   $ 30,029,000      
Weighted average interest rate   5.15%      
Original principal amount     $ 31,659,000 12,407,000  
Fixed interest rate     515.00%    
Term Loan | Variable Rate Term Loan Due In June 2033          
Debt Instrument [Line Items]          
Long-term debt   $ 9,971,000      
Weighted average interest rate   4.39%      
Original principal amount       10,000,000  
Line of Credit | Revolving Credit Facility          
Debt Instrument [Line Items]          
Maximum borrowing capacity       $ 85,000,000 $ 75,000,000
Funds available for borrowing   $ 72,334,000      
Term Loan - Joinder Agreement | 5.15% Term Loan          
Debt Instrument [Line Items]          
Original principal amount     $ 19,252,000