Fair Value Measurements and Derivative Instruments (Available-for-sale Securities Maturities) (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Amortized cost
Within 1 year	$ 1,886
After 1 year through 5 years	25,093
After 5 years through 10 years	41,482
After 10 years	129,548
Amortized cost	198,009	$ 196,923
Estimated fair value
Within 1 year	1,715
After 1 year through 5 years	23,036
After 5 years through 10 years	39,405
After 10 years	104,145
Estimated fair value	$ 168,301	$ 157,979