Securities (Securities by Contractual Maturity) (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Schedule of Available for Sale and Held to Maturity Securities [Line Items]
Available for sale debt securities maturities within 1 year amortized cost	$ 106,939
Available for sale debt securities maturities 1-5 years amortized cost	464,167
Available for sale debt securities maturities 5-10 years amortized cost	381,590
Available for sale debt securities maturities after 10 years amortized cost	257,098
Available for sale debt securities maturities total amortized cost	1,209,794	$ 1,166,340
Available for sale debt securities maturities within 1 year fair value	92,740
Available for sale debt securities maturities 1-5 years fair value	405,495
Available for sale debt securities maturities 5-10 years fair value	333,522
Available for sale debt securities maturities after 10 years fair value	222,990
Available for sale debt securities, fair value	$ 1,054,747	$ 993,928

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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