Stock-based Compensation (Tables)

12 Months Ended

Dec. 31, 2021

Stock Based Compensation [Abstract]

Schedule of Equity Compensation Plan

Information about our equity compensation plans as of December 31, 2021 is as follows:

	Number of Common Shares to be Issued Upon Exercise of Outstanding Options, Warrants and Rights		Weighted Average Exercise Price of Outstanding Options, Warrants and Rights		Number of Common Shares Remaining Available for Future Issuance Under Equity Compensation Plans
Equity compensation plans approved by our shareholders
2020 Long-Term Incentive Plan		1,009,829		—		731,034
2014 Nonemployee Director Stock Incentive Plan		25,842		—		556,143
Total		1,035,671				1,287,177

Schedule of Nonvested Restricted Stock Units Activity

Non-vested restricted share awards outstanding as of December 31, 2021 and changes during the year under both the Plan and the Director Plan are as follows:

	Number of Shares			Weighted Average Grant Date Fair Value per Share
Non-vested at December 31, 2020		1,144,188		$	38.19
Granted		307,040		$	34.04
Vested		(359,367	)	$	45.70
Forfeited		(56,190	)	$	39.35
Non-vested at December 31, 2021		1,035,671		$	34.30

Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs

Stock-based compensation expense under both the Plan and the Director Plan recognized in the Consolidated Statement of Operations is as follows (in thousands):

	For the Years Ended December 31,
	2021		2020		2019
Cost of product sales and services	$	5,704	$	5,170	$	7,288
General and administrative		13,389		2,224		13,591
Total stock-based compensation expense	$	19,093	$	7,394	$	20,879