Stock-Based Compensation - Schedule of Restricted Stock and Restricted Stock Units Granted (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Grants (in shares)	270,889	210,040	194,864
Directors Restricted Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Grants (in shares)	6,530	7,375	7,110
Price per share (in dollars per share)	$ 115.20	$ 122.06	$ 119.59
Aggregate value	$ 752	$ 900	$ 850
Percent vested	100.00%	100.00%	100.00%
Directors restricted stock units (including dividend equivalents):
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Grants (in shares)	9,582	4,854	9,479
Price per share (in dollars per share)	$ 114.84	$ 120.16	$ 117.73
Aggregate value	$ 1,100	$ 583	$ 1,116
Percent vested	100.00%	100.00%	100.00%
Employees Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Grants (in shares)	106,089	101,011	96,975
Price per share (in dollars per share)	$ 127.43	$ 127.29	$ 120.18
Aggregate value	$ 13,519	$ 12,858	$ 11,654
Percent vested	0.00%	0.00%	0.00%
Performance shares:
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Grants (in shares)	148,688	96,800	81,300
Price per share (in dollars per share)	$ 127.44	$ 128.40	$ 120.49
Aggregate value	$ 18,948	$ 12,429	$ 9,796
Percent vested	0.00%	0.00%	0.00%