Fair Value Measurements and Derivative Instruments (Reconciliation) (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Amortized cost
Within 1 year	$ 2,115
After 1 year through 5 years	15,731
After 5 years through 10 years	73,002
After 10 years	169,297
Amortized cost	260,145	$ 282,350
Estimated fair value
Within 1 year	1,882
After 1 year through 5 years	14,190
After 5 years through 10 years	59,117
After 10 years	133,077
Total	$ 208,266	$ 274,106

Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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