Stock-Based Compensation (Tables)

12 Months Ended

Dec. 31, 2020

Stock-Based Compensation [Abstract]

Summary Of Restricted Stock Award Activity

	Year Ended December 31,
	2020			2019			2018
	Shares		Weighted average per share grant date fair value	Shares		Weighted average per share grant date fair value	Shares		Weighted average per share grant date fair value
Outstanding, beginning of year	1,219	$	24.64	846	$	25.14	834	$	18.16
Granted	701		28.90	882		23.49	592		29.86
Vested	(454)		24.42	(430)		23.53	(491)		18.02
Forfeited	(4)		28.56	(79)		24.99	(89)		22.44
Outstanding, end of year	1,462	$	26.76	1,219	$	24.64	846	$	25.14

Summary Of Outstanding RSUs And PSUs

	As of December 31, 2020
Unvested units		1,462
Unrecognized compensation cost	$	13,642
Period to recognize compensation cost		1.76 years