Retirement Plans	12 Months Ended
Dec. 31, 2013
Retirement Plans	Note 15. Retirement Plans We have a 401(k) Plan for all U.S. eligible employees. Each eligible employee can contribute a portion of their salary, limited by certain Federal regulations. Beginning in 2008, we matched 100% of employee contributions on eligible compensation, up to a maximum of 4% each pay period; our contribution vests immediately. For 2013 and 2012, eligible compensation consisted of gross base salary and annual bonus. For 2011, eligible compensation consisted solely of gross base salary. In addition, we have the discretion of contributing up to 4% of eligible compensation to each eligible employee’s 401(k) plan irrespective of the employees’ contribution amount, which also vests immediately. The Company will make a discretionary matching contribution of 2% or $0.8 million for the year ended December 31, 2013. There were no discretionary matching contributions for the years ended 2012 and 2011. We sponsored a standalone retirement savings defined contribution plan covering substantially all of the Company’s U.S. employees through December 31, 2011. The standalone retirement savings defined contribution plan was merged into the 401(k) Plan effective January 1, 2012. Company contributions were equal to 7.5% of each eligible employee’s eligible compensation up to the amount permitted by certain Federal regulations. For 2013 and 2012, eligible compensation consisted solely of gross base salary. For 2011, eligible compensation consisted of gross base salary and annual bonus, with the contribution on the bonus not to exceed $2,500. The Company’s contributions vest at 20% per year for six years with vesting beginning in an employee’s second year of service. For any employee hired prior to January 1, 2008, vesting is calculated based on hours of service and vesting commences on January 1 following an employee’s first full year of service. For employees hired after January 1, 2008, vesting is calculated based on elapsed time and vesting commences on the employees anniversary date. The expense recorded for all contributions to the 401(k) Plan for the year ended December 31, 2013 was $5.1 million, consisting of $2.7 million for the retirement savings contributions, $1.6 million for the non discretionary matching contributions, and $0.8 million for the discretionary matching contribution. The expense recorded for all contributions to the 401(k) Plan for the year ended December 31, 2012 was $4.6 million, consisting of $2.5 million for the retirement savings contributions and $2.1 million for the non discretionary matching contributions. The expense recorded for the 401(k) Plan for the year ended December 31, 2011 was $1.6 million. The expense recorded for the money purchase defined contribution plan for the year ended December 31, 2011 was $2.8 million. The Company sponsors a defined contribution plan for the Company’s U.K. employees under U.K. regulations. Contributions, which are fully vested when made, are equal to 15% of each eligible employee’s gross base salary. All U.K. employees are eligible on their date of hire. The expense recorded for the U.K. defined contribution plan was $2.2 million, $1.9 million and $1.7 million for 2013, 2012 and 2011, respectively. Such expenses are included in Other operating expenses.

Note 15. Retirement Plans

We have a 401(k) Plan for all U.S. eligible employees. Each eligible employee can contribute a portion of their salary, limited by certain Federal regulations. Beginning in 2008, we matched 100% of employee contributions on eligible compensation, up to a maximum of 4% each pay period; our contribution vests immediately. For 2013 and 2012, eligible compensation consisted of gross base salary and annual bonus. For 2011, eligible compensation consisted solely of gross base salary. In addition, we have the discretion of contributing up to 4% of eligible compensation to each eligible employee’s 401(k) plan irrespective of the employees’ contribution amount, which also vests immediately. The Company will make a discretionary matching contribution of 2% or $0.8 million for the year ended December 31, 2013. There were no discretionary matching contributions for the years ended 2012 and 2011.

We sponsored a standalone retirement savings defined contribution plan covering substantially all of the Company’s U.S. employees through December 31, 2011. The standalone retirement savings defined contribution plan was merged into the 401(k) Plan effective January 1, 2012. Company contributions were equal to 7.5% of each eligible employee’s eligible compensation up to the amount permitted by certain Federal regulations. For 2013 and 2012, eligible compensation consisted solely of gross base salary. For 2011, eligible compensation consisted of gross base salary and annual bonus, with the contribution on the bonus not to exceed $2,500. The Company’s contributions vest at 20% per year for six years with vesting beginning in an employee’s second year of service. For any employee hired prior to January 1, 2008, vesting is calculated based on hours of service and vesting commences on January 1 following an employee’s first full year of service. For employees hired after January 1, 2008, vesting is calculated based on elapsed time and vesting commences on the employees anniversary date.

The expense recorded for all contributions to the 401(k) Plan for the year ended December 31, 2013 was $5.1 million, consisting of $2.7 million for the retirement savings contributions, $1.6 million for the non discretionary matching contributions, and $0.8 million for the discretionary matching contribution. The expense recorded for all contributions to the 401(k) Plan for the year ended December 31, 2012 was $4.6 million, consisting of $2.5 million for the retirement savings contributions and $2.1 million for the non discretionary matching contributions. The expense recorded for the 401(k) Plan for the year ended December 31, 2011 was $1.6 million. The expense recorded for the money purchase defined contribution plan for the year ended December 31, 2011 was $2.8 million.

The Company sponsors a defined contribution plan for the Company’s U.K. employees under U.K. regulations. Contributions, which are fully vested when made, are equal to 15% of each eligible employee’s gross base salary. All U.K. employees are eligible on their date of hire. The expense recorded for the U.K. defined contribution plan was $2.2 million, $1.9 million and $1.7 million for 2013, 2012 and 2011, respectively. Such expenses are included in Other operating expenses.