Stock-Based Compensation Plans (Tables)

12 Months Ended

Dec. 31, 2023

Share-Based Payment Arrangement, Noncash Expense [Abstract]

Stock-based Compensation Expense

Stock-based compensation expense and related tax benefits recognized under the 2006 Plan for the years ended December 31, was as follows (in thousands):

	2023		2022		2021
Stock-settled bonus awards	$	1,166	$	1,186	$	820
Time-vested stock awards	2,639		2,089		2,273
Performance share awards	3,807		1,067		784
Total	$	7,612	$	4,342	$	3,877
Tax benefit recognized from stock-based compensation	$	1,899	$	1,083	$	967

Schedule of Other Restricted Stock Awards

Time-vested stock award activity for the year ended December 31, 2023 was:

	Number of Shares	Weighted Average Grant Date Fair Value
Unvested as of December 31, 2022	63,925	$	43.01
Granted	60,295	$	45.78
Vested	(25,684)	$	43.13
Forfeited	(693)	$	43.30
Unvested as of December 31, 2023	97,843	$	44.68

Performance Shares Activity

Performance Share award activity for the year ended December 31, 2023 was:

	Number of Shares	Weighted Average Grant Date Fair Value
Unvested as of December 31, 2022	72,161	$	42.88
Granted	121,844	$	42.23
Vested	(25,723)	$	42.83
Forfeited	—	$	—
Unvested as of December 31, 2023	168,282	$	42.41