Quarterly report pursuant to Section 13 or 15(d)

LONG-TERM DEBT Narrative (Details)

v3.3.0.814
LONG-TERM DEBT Narrative (Details) - USD ($)
 3 Months Ended 9 Months Ended
Dec. 07, 2012
Sep. 30, 2015
Sep. 30, 2014
Sep. 30, 2015
Sep. 30, 2014
Dec. 31, 2014
Mar. 31, 2014
Debt Instrument [Line Items]              
Gain (loss) on debt extinguishment   $ (16,000) $ 0 $ 248,000 $ 0    
Outstanding borrowings   270,554,000   270,554,000   $ 312,426,000  
7.750%Senior Notes | Senior Unsecured Notes Due December 15, 2022              
Debt Instrument [Line Items]              
Aggregate principal amount $ 200,000,000.0            
Stated interest rate 7.75%            
Proceeds from issuance of long-term debt $ 191,900,000            
Repurchase amount       24,900,000      
Senior secured revolving credit facility              
Debt Instrument [Line Items]              
Outstanding borrowings   70,000,000   70,000,000   85,000,000  
Promissory notes              
Debt Instrument [Line Items]              
Outstanding borrowings   25,335,000   25,335,000   $ 27,426,000  
Payments on other long-term debt       $ 2,100,000      
Senior secured revolving credit facility              
Debt Instrument [Line Items]              
Maximum borrowing amount             $ 300,000,000.0
Increase in commitments due to accordion feature             100,000,000.0
Commitment fee basis point       0.50%      
Remaining borrowing capacity   227,200,000   $ 227,200,000      
Letters of credit outstanding   $ 2,800,000   2,800,000      
Debt issuance cost       $ 2,400,000      
Senior secured revolving credit facility | Minimum              
Debt Instrument [Line Items]              
Commitment fee basis point       0.375%      
Senior secured revolving credit facility | Maximum              
Debt Instrument [Line Items]              
Commitment fee basis point       0.50%      
Senior secured revolving credit facility | Base Rate              
Debt Instrument [Line Items]              
Basis spread on variable rate       1.25%      
Senior secured revolving credit facility | Base Rate | Minimum              
Debt Instrument [Line Items]              
Basis spread on variable rate       0.75%      
Senior secured revolving credit facility | Base Rate | Maximum              
Debt Instrument [Line Items]              
Basis spread on variable rate       2.00%      
Senior secured revolving credit facility | London Interbank Offered Rate (LIBOR)              
Debt Instrument [Line Items]              
Basis spread on variable rate       2.25%      
Senior secured revolving credit facility | London Interbank Offered Rate (LIBOR) | Minimum              
Debt Instrument [Line Items]              
Basis spread on variable rate       1.75%      
Senior secured revolving credit facility | London Interbank Offered Rate (LIBOR) | Maximum              
Debt Instrument [Line Items]              
Basis spread on variable rate       3.00%      
Letter of Credit              
Debt Instrument [Line Items]              
Maximum borrowing amount             $ 50,000,000.0