Stock-Based Compensation (Tables)

3 Months Ended

Mar. 31, 2023

Share-Based Payment Arrangement [Abstract]

Summary of Compensation Expense

The following table summarizes the compensation expense included in selling, general and administrative expenses in the Condensed Consolidated Statements of Earnings related to stock-based compensation plans:

	Three months ended
	March 31,		March 31,
	2023		2022
Service-based RSUs	$	770	$	676
Performance-based RSUs		634		1,222
Cash-settled RSUs		182		52
Total	$	1,586	$	1,950
Income tax benefit		365		449
Net expense	$	1,221	$	1,501

Summary of Unrecognized Compensation Expense related to Non-Vested RSUs

The following table summarizes the unrecognized compensation expense related to unvested RSUs by type and the weighted-average period in which the expense is to be recognized:

	Unrecognized
	Compensation		Weighted-
	Expense at		Average
	March 31, 2023		Period (years)
Service-based RSUs	$	4,003		1.59
Performance-based RSUs		6,366		2.06
Total	$	10,369		1.88

Summary of Status of Plans

The following table summarizes the status of these plans as of March 31, 2023:

	2018 Plan		2014 Plan		2009 Plan		2004 Plan		Directors' Plan
Awards originally available		2,500,000		1,500,000		3,400,000		6,500,000	N/A
Maximum potential awards outstanding		825,641		35,100		30,000		14,545		4,722
RSUs and cash-settled awards vested and released		427,202		—		—		—		—
Awards available for grant		1,247,157		—		—		—		—

Summary of Service-Based Restricted Stock Units

The following table summarizes the service-based RSU activity for the three months ended March 31, 2023:

	Units			Weighted Average Grant Date Fair Value
Outstanding at December 31, 2022		282,124		$	27.44
Granted		64,046			43.77
Vested and released		(55,738	)		32.29
Forfeited		(1,005	)		33.06
Outstanding at March 31, 2023		289,427		$	30.10
Releasable at March 31, 2023		135,467		$	20.73

Summary of Performance and Market Based RSUs

The following table summarizes the performance-based RSU activity for the three months ended March 31, 2023:

	Units			Weighted Average Grant Date Fair Value
Outstanding at December 31, 2022		260,306		$	33.30
Granted		71,832			43.80
Attained by performance		53,035			32.11
Released		(113,385	)		32.11
Forfeited		(875	)		32.26
Outstanding at March 31, 2023		270,913		$	36.25
Releasable at March 31, 2023		—		$	—