Securities (Securities by Contractual Maturity) (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Schedule of Available for Sale and Held to Maturity Securities [Line Items]
Available for sale debt securities maturities within 1 year amortized cost	$ 143,283
Available for sale debt securities maturities 1-5 years amortized cost	405,900
Available for sale debt securities maturities 5-10 years amortized cost	434,190
Available for sale debt securities maturities after 10 years amortized cost	158,408
Available for sale debt securities maturities total amortized cost	1,141,781	$ 1,051,800
Available for sale debt securities maturities within 1 year fair value	127,940
Available for sale debt securities maturities 1-5 years fair value	362,701
Available for sale debt securities maturities 5-10 years fair value	388,504
Available for sale debt securities maturities after 10 years fair value	141,324
Available for sale debt securities, fair value	$ 1,020,469	$ 1,042,859

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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