Securities (Details 1) - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Amortized cost and fair value of the debt securities maturity
Amortized Cost, Within one year	$ 3,665
Amortized Cost, One to five years	7,665
Amortized Cost, Five to ten years	46,561
Amortized Cost, Beyond ten years	443,286
Amortized Cost, Mortgage-backed, collateralized mortgage obligations and Small Business Administration securities	473,825
Amortized Cost	975,002	$ 547,711
Fair Value, Within one year	3,707
Fair Value, One to five years	8,205
Fair Value, Five to ten years	48,034
Fair Value, Beyond ten years	462,635
Fair Value, Mortgage-backed, collateralized mortgage obligations and Small Business Administration securities	473,690
Fair Value, Total	$ 996,271	$ 575,600

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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