Retirement Plan	12 Months Ended
	Dec. 31, 2020
Retirement Benefits [Abstract]
Retirement Plan	Retirement PlanThe Company maintains a defined-contribution 401(k) retirement plan covering substantially all employees (as defined). The Company's employees may make voluntary contributions to the plan, subject to limitations based on IRS regulations and compensation. Effective January 1, 2017 the Company matches 100% of every dollar contributed up to 3% of the respective employee’s compensation and an additional 50% of every dollar contributed on the next 2% of compensation (4% maximum Company match). The Company made matching contributions of approximately $4.9 million, $4.4 million and $2.7 million during the years ended December 31, 2020, 2019 and 2018, respectively.