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401(k) Plan
12 Months Ended
Dec. 31, 2019
Defined Contribution Plan [Abstract]  
401(k) Plan 401(k) Plan
 
The Company has a 401(k) benefit plan (the "Plan") for all eligible employees. Employee contributions are limited by the maximum allowed under Section 401(k) of the Internal Revenue Code. The Company matches 50% of the employee contributions up to a specified maximum. Company contributions to the Plan were approximately $2.4 million, $2.1 million, and $1.8 million for the years ended December 31, 2019, 2018, and 2017, respectively.