Securities (Securities by Contractual Maturity) (Details) $ in Thousands	Dec. 31, 2020 USD ($)
Schedule of Available for Sale and Held to Maturity Securities [Line Items]
Available for sale debt securities maturities wIthin 1 year amortized cost	$ 128,971
Available for sale debt securities maturities 1-5 years amortized cost	350,859
Available for sale debt securities maturities 5-10 years amortized cost	277,148
Available for sale debt securities maturities after 10 years amortized cost	124,592
Available for sale securities amortized cost	881,570
Available for sale debt securities maturities within 1 year fair value	131,519
Available for sale debt securities maturities 1-5 years fair value	357,148
Available for sale debt securities maturities 5-10 years fair value	279,859
Available for sale debt securities maturities after 10 years fair value	126,045
Available for sale debt securities fair value	$ 894,571

Line items for schedule of Available for Sale and Held to Maturty Securities.

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