401(k) Plan	12 Months Ended
Dec. 31, 2013
Postemployment Benefits [Abstract]
401(k) Plan	14. 401(k) Plan The Company maintains a 401(k) retirement savings plan (the “Plan”) whereby employees may elect to defer a portion of their salary and contribute the deferred portion to the Plan. The Company contributes an amount equal to 50% of the employee’s contribution to the Plan, up to an annual limit of two thousand dollars. The Company contributed $0.7 million, $0.8 million and $0.7 million to the Plan for the years ended December 31, 2013, 2012 and 2011, respectively. Employee contributions and the Company’s matching contributions are invested in one or more collective investment funds at the participant’s direction. The Company’s matching contributions vest 25% annually and are 100% vested after four consecutive years of service.

401(k) Plan

12 Months Ended

Dec. 31, 2013

14. 401(k) Plan

The Company maintains a 401(k) retirement savings plan (the “Plan”) whereby employees may elect to defer a portion of their salary and contribute the deferred portion to the Plan. The Company contributes an amount equal to 50% of the employee’s contribution to the Plan, up to an annual limit of two thousand dollars. The Company contributed $0.7 million, $0.8 million and $0.7 million to the Plan for the years ended December 31, 2013, 2012 and 2011, respectively. Employee contributions and the Company’s matching contributions are invested in one or more collective investment funds at the participant’s direction. The Company’s matching contributions vest 25% annually and are 100% vested after four consecutive years of service.