v2.4.0.6
Credit Agreement (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended
Mar. 31, 2013
Credit Agreement [Abstract]  
Line of Credit Facility, Maximum Borrowing Capacity $ 35.0
Line of Credit Facility, Interest Rate Description LIBOR
Credit Facility Basis Spread on Variable Rate 1.65%
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage 0.15%
Line of Credit Facility, Covenant Terms maintenance by the Company of at least $20.0 million in accounts with the Lender at the end of each fiscal quarter
Fixed Charge Coverage Ratio 1.25 to 1