Securities (Details 2) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Debt Securities, Available-for-sale [Line Items]
Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, within One Year, Amortized Cost	$ 11,871
Less Than 12 Months
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	364,275	$ 90,241
Unrealized Losses	(6,703)	(390)
More Than 12 Months
Fair Value	4,008	4,711
Unrealized Losses	(2)	(50)
Total
Fair Value	368,283	94,952
Unrealized Losses	(6,705)	(440)
US Government Agencies Debt Securities [Member]
Less Than 12 Months
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	4,907	0
Unrealized Losses	(94)	0
More Than 12 Months
Fair Value	185	944
Unrealized Losses	(1)	(1)
Total
Fair Value	5,092	944
Unrealized Losses	(95)	(1)
Mortgage Backed Securities - Residential
Less Than 12 Months
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	267,771	76,962
Unrealized Losses	(5,137)	(279)
More Than 12 Months
Fair Value	0	0
Unrealized Losses	0	0
Total
Fair Value	267,771	76,962
Unrealized Losses	(5,137)	(279)
Collateralized Mortgage Obligations
Less Than 12 Months
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	26,296	12,282
Unrealized Losses	(173)	(108)
More Than 12 Months
Fair Value	3,823	3,767
Unrealized Losses	(1)	(49)
Total
Fair Value	30,119	16,049
Unrealized Losses	(174)	(157)
State and Municipal Obligations
Less Than 12 Months
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	52,179	747
Unrealized Losses	(892)	(3)
More Than 12 Months
Fair Value	0	0
Unrealized Losses	0	0
Total
Fair Value	52,179	747
Unrealized Losses	$ (892)	$ (3)

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Amount of accumulated unrealized loss on investments in debt and equity securities classified as available-for-sale that have been in a continuous loss position for twelve months or longer.

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Amount of accumulated unrealized loss on investments in debt and equity securities classified as available-for-sale in a continuous loss position.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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-URI http://asc.fasb.org/extlink&oid=121645371&loc=d3e27337-111563

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Amount of accumulated unrealized loss on investments in debt and equity securities classified as available-for-sale that have been in a continuous loss position for less than twelve months.

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Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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