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Long-Term Debt (Details Textual) (USD $)
 9 Months Ended 12 Months Ended 12 Months Ended 12 Months Ended 12 Months Ended
Sep. 30, 2012
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2012
First Lien Facility [Member]
Dec. 31, 2012
Second Lien Facility [Member]
Aug. 09, 2012
First Mortgage [Member]
Aug. 09, 2012
Second Mortgage [Member]
Dec. 31, 2012
Must not be less than [Member]
First Mortgage [Member]
Dec. 31, 2012
Must not be less than [Member]
Second Mortgage [Member]
Dec. 31, 2012
Maximum [Member]
Dec. 31, 2011
LIBOR plus [Member]
Dec. 31, 2012
Revolving credit loan [Member]
Dec. 31, 2012
Revolving credit loan [Member]
Letters of credit [Member]
Dec. 31, 2011
Revolving credit loan [Member]
Old Credit Facility [Member]
Dec. 31, 2011
Term loan [Member]
Dec. 31, 2012
Term loan [Member]
First Lien Facility [Member]
Dec. 31, 2012
Term loan [Member]
Second Lien Facility [Member]
Dec. 31, 2012
Revolving credit loan and term loan [Member]
First Lien Facility [Member]
Dec. 31, 2012
Revolving credit loan and term loan [Member]
Second Lien Facility [Member]
Dec. 31, 2012
LIBOR [Member]
Revolving credit loan [Member]
Maximum [Member]
First Mortgage [Member]
Dec. 31, 2012
LIBOR [Member]
Revolving credit loan [Member]
Minimum [Member]
First Mortgage [Member]
Dec. 31, 2012
LIBOR [Member]
Term loan [Member]
First Mortgage [Member]
Dec. 31, 2012
LIBOR [Member]
Term loan [Member]
Second Mortgage [Member]
Dec. 31, 2012
Base Rate [Member]
Revolving credit loan [Member]
Maximum [Member]
First Mortgage [Member]
Dec. 31, 2012
Base Rate [Member]
Revolving credit loan [Member]
Minimum [Member]
First Mortgage [Member]
Dec. 31, 2012
Base Rate [Member]
Term loan [Member]
First Mortgage [Member]
Dec. 31, 2012
Base Rate [Member]
Term loan [Member]
Second Mortgage [Member]
Dec. 31, 2012
March 31, 2013 [Member]
Must not exceed [Member]
First Mortgage [Member]
First Lien Facility [Member]
Forecast [Member]
Dec. 31, 2012
March 31, 2013 [Member]
Must not exceed [Member]
Second Mortgage [Member]
Second Lien Facility [Member]
Forecast [Member]
Dec. 31, 2012
April 1, 2013 through December 31, 2013 [Member]
Maximum [Member]
First Mortgage [Member]
First Lien Facility [Member]
Forecast [Member]
Dec. 31, 2012
April 1, 2013 through December 31, 2013 [Member]
Maximum [Member]
Second Mortgage [Member]
Second Lien Facility [Member]
Forecast [Member]
Dec. 31, 2012
January 1, 2014 through December 31, 2014 [Member]
Maximum [Member]
First Mortgage [Member]
First Lien Facility [Member]
Forecast [Member]
Dec. 31, 2012
January 1, 2014 through December 31, 2014 [Member]
Maximum [Member]
Second Mortgage [Member]
Second Lien Facility [Member]
Forecast [Member]
Dec. 31, 2012
January 1, 2015 through December 31, 2015 [Member]
Maximum [Member]
First Mortgage [Member]
First Lien Facility [Member]
Forecast [Member]
Dec. 31, 2012
January 1, 2015 through December 31, 2015 [Member]
Maximum [Member]
Second Mortgage [Member]
Second Lien Facility [Member]
Forecast [Member]
Dec. 31, 2012
January 1, 2016 through December 31, 2016 [Member]
Maximum [Member]
First Mortgage [Member]
First Lien Facility [Member]
Forecast [Member]
Dec. 31, 2012
January 1, 2016 through December 31, 2016 [Member]
Maximum [Member]
Second Mortgage [Member]
Second Lien Facility [Member]
Forecast [Member]
Dec. 31, 2012
January 1, 2017 through maturity [Member]
Maximum [Member]
First Mortgage [Member]
First Lien Facility [Member]
Forecast [Member]
Dec. 31, 2012
January 1, 2017 through maturity [Member]
Maximum [Member]
Second Mortgage [Member]
Second Lien Facility [Member]
Forecast [Member]
Long-Term Debt (Textual) [Abstract]                                                                              
Revolving credit loan maximum commitment       $ 20,000,000                   $ 65,000,000                                                  
Revolving credit loan and term loan carried interest       5.18% 11.25%           3.81%                                                        
Credit agreements with a syndicate of financial institutions           110,000,000 25,000,000                                                                
Remaining commitments under the revolving credit loan facility                       15,000,000                                                      
Sub-limit for letters of credit                         5,000,000                                                    
Line of Credit Facility, Interest Rate Description       either (i) the adjusted LIBOR rate, as defined in the first lien credit agreement, plus a margin of 5.0% on the term loan and the adjusted LIBOR rate plus a margin ranging from 3.5% to 5.0% on the revolving credit facility that is determined by the Company’s consolidated total debt ratio or (ii) the base rate, as defined in the first lien credit agreement, plus a margin of 4.0% on the term loan and the base rate plus a margin ranging from 2.5% to 4.0% on the revolving credit facility that is determined by the Company’s consolidated total debt ratio. At the Company’s election, the second lien facility may bear interest at either the adjusted LIBOR rate or base rate, each as defined in the second lien credit agreement, plus a margin of 10.0% on an adjusted LIBOR rate loan and a margin of 9.0% on a base rate loan. The adjusted LIBOR rate for the second lien facility may not be less than 1.25%. Interest on adjusted LIBOR rate loans is payable at the end of each applicable interest period and, for those interest periods with a duration in excess of three months, the three month anniversary of the beginning of such interest period.                                                                    
Credit facility interest rate margins                                       5.00% 3.50% 5.00% 10.00% 4.00% 2.50% 4.00% 9.00%                        
Adjusted LIBOR Rate for second lien                   1.25%                                                          
Mandatory prepayments of excess cash flow       50.00%                                                                      
Mandatory prepayments decrease of excess cash flow       25.00%                                                                      
Revolving credit facility and term loan maturity date                                   Aug. 09, 2017 Aug. 09, 2018                                        
Long-term Debt Covenants Aggregate Leverage Ratio                                                       5.25 6.0 5.0 5.75 4.5 5.25 4.0 4.75 3.5 4.25 3.0 3.75
Interest Coverage Ratio               2.0 1.7                                                            
Maximum amount of undiscounted payments on default   116,750,000 126,733,619 91,700,000 25,000,000                   71,906,903 86,750,000 25,000,000                                            
Long Term Debt (Additional Textual) [Abstract]                                                                              
Loss on extinguishment of long-term debt $ (2,600,000) $ (2,563,979)                                                                          
First lien agreement condition description   The first lien credit agreement requires mandatory prepayments equal to 50% of excess cash flow, as defined in the first lien credit agreement, when the Company’s consolidated total debt is equal to or greater than three times its consolidated operating cash flow. The mandatory prepayments decrease to 25% of excess cash flow when the Company’s consolidated total debt is less than three times its consolidated operating cash flow. The credit agreement also requires mandatory prepayments for defined amounts from net proceeds of asset sales, net insurance proceeds, and net proceeds of debt issuances.