Share-Based Compensation - Supplemental Employee Retirement Plan (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
SERP expense	$ 6,793	$ 7,156
SERP
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
SERP expense	439	416
Unrealized gain (loss) recorded in SERP liability account	$ 2,629	$ (11,324)