Quarterly report pursuant to Section 13 or 15(d)

Long-Term Debt (Details)

v2.4.0.8
Long-Term Debt (Details) (USD $)
3 Months Ended 3 Months Ended 3 Months Ended 9 Months Ended 3 Months Ended 9 Months Ended 3 Months Ended 9 Months Ended 3 Months Ended 9 Months Ended 3 Months Ended 9 Months Ended 3 Months Ended 9 Months Ended 3 Months Ended 9 Months Ended
Sep. 30, 2014
Dec. 31, 2013
Sep. 30, 2014
Interest rate swap
Sep. 30, 2014
Senior credit facilities
Term loan facility
Dec. 31, 2013
Senior credit facilities
Term loan facility
Jun. 30, 2011
Senior credit facilities
Term loan facility
Sep. 30, 2014
Senior credit facilities
Term loan facility
Interest rate swap
item
Sep. 30, 2014
Senior credit facilities
Term loan facility
Minimum
Interest rate swap
Sep. 30, 2014
Senior credit facilities
Term loan facility
First option
Sep. 30, 2014
Senior credit facilities
Term loan facility
First option
Prime
Sep. 30, 2014
Senior credit facilities
Term loan facility
First option
Federal funds
Sep. 30, 2014
Senior credit facilities
Term loan facility
First option
Federal funds
Sep. 30, 2014
Senior credit facilities
Term loan facility
First option
One month London Interbank Offered Rate
Sep. 30, 2014
Senior credit facilities
Term loan facility
First option
Fixed rate
Sep. 30, 2014
Senior credit facilities
Term loan facility
Second option
Sep. 30, 2014
Senior credit facilities
Term loan facility
Second option
London Interbank Offered Rate
Mar. 31, 2014
Senior credit facilities
Term loan facility
Second option
Fixed rate
Sep. 30, 2014
Senior credit facilities
Revolving credit facility
Sep. 30, 2014
Senior credit facilities
Revolving credit facility
Maximum
Sep. 30, 2014
Senior credit facilities
Revolving credit facility
First option
Sep. 30, 2014
Senior credit facilities
Revolving credit facility
First option
London Interbank Offered Rate
Mar. 31, 2014
Senior credit facilities
Revolving credit facility
Second option
Sep. 30, 2014
Senior credit facilities
Revolving credit facility
Second option
Prime
Sep. 30, 2014
Senior credit facilities
Revolving credit facility
Second option
Federal funds
Sep. 30, 2014
Senior credit facilities
Revolving credit facility
Second option
Federal funds
Sep. 30, 2014
Senior credit facilities
Revolving credit facility
Second option
One month London Interbank Offered Rate
Sep. 30, 2014
Senior credit facilities
Revolving credit facility
Second option
One month London Interbank Offered Rate
Long-term debt                                                      
Total long-term debt       $ 110,266,000 $ 110,994,000                                            
Less current maturities 971,000 971,000   971,000 971,000                                            
Long-term debt, less current maturities 109,295,000 110,023,000   109,295,000 110,023,000                                            
Unamortized discount on issuance of debt       631,000 766,000 1,250,000                                          
Long-term debt, additional disclosure                                                      
Borrowings under senior credit facility       125,000,000                           80,000,000                  
Additional fixed interest rate spread (as a percent)                 3.25%           4.25%         1.75%   1.25%          
Variable rate basis                   Prime Rate   Federal funds London Interbank Offered Rate for a one month interest period     London Interbank Offered Rate         London Interbank Offered Rate   Prime Rate   Federal funds   London Interbank Offered Rate for a one month interest period
Interest rate added to variable rate (as a percent)                     0.50%                         0.50%   1.00%  
Additional interest margin added to fixed and variable rates (as a percent)                           1.00%     1.50%                    
Fixed interest rate base (as a percent)                           1.50%                          
Remaining borrowing availability                                   46,464,000                  
Annual acquisitions allowed                                     10,000,000                
Fixed charge coverage ratio to be maintained if certain minimum availability under the credit facility is not maintained.                                   1.0                  
Percentage of net cash proceeds of certain asset sales, certain insurance or condemnation events, requirement for additional principal prepayments       100.00%                                              
Period before end of the fiscal year, for additional principal prepayments of debt, from excess cash flow       150 days                                              
Percentage of excess cash flow paid as additional principal prepayments       50.00%                                              
Reduced percentage of excess cash flow paid as additional principal prepayments upon achievement of certain leverage ratio thresholds, one       25.00%                                              
Reduced percentage of excess cash flow paid as additional principal prepayments upon achievement of certain leverage ratio thresholds, two       0.00%                                              
Length of time after closing date for entering into a hedge             90 days                                        
Percentage of aggregate outstanding principal amount of debt hedged               25.00%                                      
Notional amount     50,000,000       50,000,000                                        
Negative fair value included in other long-term liabilities             64,000                                        
Number of financial institutions for which the entity is exposed to counterparty credit risk             1                                        
Fixed interest rate on derivative (as a percent)     6.335%       6.335%                                        
Interest rate added to variable rate (as a percent)     4.25%       4.25%                                        
LIBOR floor (as a percent)     1.50%       1.50%                                        
Outstanding borrowings                                   $ 33,500,000