XML 17 R48.htm IDEA: XBRL DOCUMENT v2.4.0.8
LONG-TERM DEBT (Details) (USD $)
 12 Months Ended
Dec. 31, 2013
item
Nov. 15, 2011
Maturities of Borrowings Under New Credit Facility    
2016 $ 53,800,000  
Total 53,800,000  
Credit Facility
    
Long-term debt    
Maximum borrowing capacity 95,500,000 60,000,000
Number of trailing quarters during which certain financial ratios are to be maintained and minimum level of EBITDA is to be achieved 4  
Reduction in maximum borrowing capacity 1,500,000  
Multiple which may be used to permanently reduce the maximum borrowing capacity under the credit facility 50,000  
Maturities of Borrowings Under New Credit Facility    
Variable interest rate base LIBOR  
Percentage points added to the reference rate 1.50%  
One-month LIBOR interest rate (as a percent) 0.17%  
Credit Facility | Actual
    
Long-term debt    
Leverage ratio 1.1  
Fixed charge coverage ratio 17.0  
Credit Facility | Minimum
    
Long-term debt    
Amount in which the maximum borrowing capacity may be permanently reduced $ 500,000  
Credit Facility | Minimum | Requirement
    
Long-term debt    
Fixed charge coverage ratio 1.15  
Credit Facility | Maximum | Requirement
    
Long-term debt    
Leverage ratio 3.0