XML 41 R27.htm IDEA: XBRL DOCUMENT v3.10.0.1
Employment Retirement Savings
12 Months Ended
Dec. 31, 2018
Retirement Benefits [Abstract]  
Defined Benefit Plan Disclosure [Line Items]
Employee Retirement Savings Plan

The Company has a 401(k) savings plan for all eligible employees in the United States. Historically, the Company’s matching contribution has been 50% of the first 6% of employee contributions, and the Company may also make discretionary contributions. Matching contributions by the Company in 2018, 2017 and 2016 totaled approximately $2.4 million, $2.0 million and $1.9 million, respectively.