XML 29 R20.htm IDEA: XBRL DOCUMENT

Employee Benefit Plans	12 Months Ended
Employee Benefit Plans	Dec. 31, 2019
Retirement Benefits [Abstract]
Employee Benefit Plans	Employee Benefit Plans We sponsor a tax-qualified 401(k) retirement plan that provides eligible U.S. employees with an opportunity to save for retirement on a tax advantaged basis. We make matching contributions to the plan in accordance with the plan documents and various limitations under Section 401(a) of the Internal Revenue Code of 1986, as amended. The Company made $2.6 million, $8.6 million and $8.0 million in contributions to the 401(k) plan for the years ended December 31, 2019, 2018 and 2017, respectively.