Benefit Plans	6 Months Ended
Jun. 30, 2013
Compensation And Retirement Disclosure [Abstract]
Benefit Plans	10. Benefit Plans Employee Benefit Plans The Company’s 401(k) plan covers all of the eligible U.S. employees beginning the first of the month following the month they begin their employment. Under this plan, employees may elect to contribute up to 15% of their current compensation, up to the statutorily prescribed annual limit. The Company may make discretionary contributions to the 401(k) plan. The Company made employer contributions of $148 and $133 to the 401(k) plan for the three months ended June 30, 2013 and 2012, respectively. The Company made employer contributions of $293 and $302 to the 401(k) plan for the six months ended June 30, 2013 and 2012, respectively. The Company also contributes to various retirement plans for foreign employees. The Company made contributions to these plans of $63 and $52 for the three months ended June 30, 2013 and 2012 respectively. The Company made contributions to these plans of $123 and $103 for the six months ended June 30, 2013 and 2012, respectively. Executive Deferred Compensation Plan The Company provides an Executive Deferred Compensation Plan (“EDCP”) for executive officers, senior managers and directors. Under this plan, the executives may defer up to 50% of salary and up to 100% of cash bonuses. In addition, the Company provides a 4% matching cash contribution which vests depending upon the number of completed years of participation in the EDCP. The executive has a choice of investment alternatives from a menu of mutual funds offered by an insurance company. The plan is administered by the Compensation Committee and an outside party tracks investments and provides the Company’s executives with quarterly statements showing relevant contribution and investment data. Upon termination of employment, death, disability or retirement, the executive will receive the value of his or her account in accordance with the provisions of the plan. Upon retirement, the executive may request to receive either a lump sum payment, or payments in annual installments over 15 years or over the lifetime of the participant with 20 annual payments guaranteed. At June 30, 2013 and December 31, 2012, the deferred compensation obligation was $1.7 million, respectively, included in long-term liabilities in the consolidated balance sheets. The Company funds the obligation related to the EDCP with corporate-owned life insurance policies. At June 30, 2013 and December 31, 2012, the cash surrender value of such policies was $1.7 million and $1.6 million, respectively, included in other noncurrent assets in the consolidated balance sheets. In November 2012, the Company’s Board of Directors authorized the termination of the EDCP. The Company expects the plan to terminate in 2013.

10. Benefit Plans

Employee Benefit Plans

The Company’s 401(k) plan covers all of the eligible U.S. employees beginning the first of the month following the month they begin their employment. Under this plan, employees may elect to contribute up to 15% of their current compensation, up to the statutorily prescribed annual limit. The Company may make discretionary contributions to the 401(k) plan. The Company made employer contributions of $148 and $133 to the 401(k) plan for the three months ended June 30, 2013 and 2012, respectively. The Company made employer contributions of $293 and $302 to the 401(k) plan for the six months ended June 30, 2013 and 2012, respectively.

The Company also contributes to various retirement plans for foreign employees. The Company made contributions to these plans of $63 and $52 for the three months ended June 30, 2013 and 2012 respectively. The Company made contributions to these plans of $123 and $103 for the six months ended June 30, 2013 and 2012, respectively.

Executive Deferred Compensation Plan

The Company provides an Executive Deferred Compensation Plan (“EDCP”) for executive officers, senior managers and directors. Under this plan, the executives may defer up to 50% of salary and up to 100% of cash bonuses. In addition, the Company provides a 4% matching cash contribution which vests depending upon the number of completed years of participation in the EDCP. The executive has a choice of investment alternatives from a menu of mutual funds offered by an insurance company. The plan is administered by the Compensation Committee and an outside party tracks investments and provides the Company’s executives with quarterly statements showing relevant contribution and investment data. Upon termination of employment, death, disability or retirement, the executive will receive the value of his or her account in accordance with the provisions of the plan. Upon retirement, the executive may request to receive either a lump sum payment, or payments in annual installments over 15 years or over the lifetime of the participant with 20 annual payments guaranteed. At June 30, 2013 and December 31, 2012, the deferred compensation obligation was $1.7 million, respectively, included in long-term liabilities in the consolidated balance sheets. The Company funds the obligation related to the EDCP with corporate-owned life insurance policies. At June 30, 2013 and December 31, 2012, the cash surrender value of such policies was $1.7 million and $1.6 million, respectively, included in other noncurrent assets in the consolidated balance sheets. In November 2012, the Company’s Board of Directors authorized the termination of the EDCP. The Company expects the plan to terminate in 2013.