Stock Plans and Stock Based Compensation - Options and SARs Outstanding and Exercisable (Details)	12 Months Ended
	Dec. 31, 2024 $ / shares shares
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]
Number Outstanding (in shares) | shares	20,021
Weighted Average Remaining Contractual Life	1 year 2 months 23 days
Weighted Average Exercise Price (in dollars per share)	$ 66.51
Number Exercisable (in shares) | shares	20,021
Weighted Average Exercise Price (in dollars per share)	$ 66.51
$35.71-37.50
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]
Range of exercise prices, lower range (in dollars per share)	50.01
Range of exercise prices, upper range (in dollars per share)	$ 76.90
Number Outstanding (in shares) | shares	19,799
Weighted Average Remaining Contractual Life	1 year 2 months 19 days
Weighted Average Exercise Price (in dollars per share)	$ 66.29
Number Exercisable (in shares) | shares	19,799
Weighted Average Exercise Price (in dollars per share)	$ 66.29
$37.51-41.00
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]
Range of exercise prices, lower range (in dollars per share)	76.91
Range of exercise prices, upper range (in dollars per share)	$ 86.18
Number Outstanding (in shares) | shares	222
Weighted Average Remaining Contractual Life	1 year 10 months 20 days
Weighted Average Exercise Price (in dollars per share)	$ 86.18
Number Exercisable (in shares) | shares	222
Weighted Average Exercise Price (in dollars per share)	$ 86.18