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Borrowings
3 Months Ended
Mar. 31, 2015
Debt Disclosure [Abstract]  
Borrowings
Borrowings
The Company has a credit facility with a borrowing capacity of $45.0 million in the form of a revolving line of credit, expiring in November 2018. As of March 31, 2015, the Company had $22.5 million outstanding and $19.6 million available for borrowing under the credit facility. Outstanding letters of credit aggregating $2.9 million reduce the amount available to borrow. The credit facility bore interest at 3.50% during the first quarter of 2015. The Company was in compliance with all of its debt covenants as of March 31, 2015.