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Debt and Capital Lease Obligation (Schedule of Future Minimum Lease Payments for Capital Leases) (Details) (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2012
Present Value of Net Minimum Lease Payments  
Remaining 2012 $ 991
2013 1,982
2014 1,982
2015 1,982
2016 496
Total minimum lease payments 7,433
Less amount representing interest 752
Present value of net minimum lease payments 6,681
Less current portion 1,651
Total long-term capital lease obligation $ 5,030