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Stock-Based Compensation

9 Months Ended

Sep. 30, 2021

Share-based Payment Arrangement [Abstract]

19. Stock-Based Compensation


	Three Months Ended				Nine Months Ended
	September 30,				September 30,
(in thousands)	2021		2020		2021		2020
Equity award expense	$	2,900	$	2,645	$	8,741	$	8,423
Liability award expense		127		243		1,121		537
Total stock-based compensation expense	$	3,027	$	2,888	$	9,862	$	8,960

The following table presents the activity of our stock-settled restricted stock awards, restricted stock units and performance-based restricted stock units and our cash-settled performance-based restricted stock units during the nine months ended September 30, 2021:


		Weighted
		Average
		Grant Date
		Fair Value
(shares in thousands)	Shares	Per Share
Non-vested, December 31, 2020	2,446	$	9.69
Granted	1,287		11.20
Vested	(1,023)		9.95
Canceled	(72)		9.81
Non-vested, September 30, 2021 ⁽¹⁾	2,638		10.32

(1)	Comprised of 523 cash-settled units and 2,115 stock-settled awards and units.

As of September 30, 2021, we expect $16.2 million of unrecognized compensation cost related to our non-vested awards and units to be recognized over the weighted average period of 1.9 years.