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Securities Continuous Unrealized Loss (Details) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	$ 153,038	$ 59,849
Available-for-sale Securities Continuous Unrealized Loss Position Less than 12 Months Aggregate Losses	4,200	242
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	0	0
Available-for-sale Securities Continuous Unrealized Loss Position 12 Months or Longer Aggregate Losses	0	0
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value	153,038	59,849
Available-for-sale Securities Continuous Unrealized Loss Position Aggregate Losses	4,200	242
US Government and Government Agencies and Authorities [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	50,357	15,416
Available-for-sale Securities Continuous Unrealized Loss Position Less than 12 Months Aggregate Losses	1,782	98
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	0	0
Available-for-sale Securities Continuous Unrealized Loss Position 12 Months or Longer Aggregate Losses	0	0
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value	50,357	15,416
Available-for-sale Securities Continuous Unrealized Loss Position Aggregate Losses	1,782	98
Mortgage-backed Securities, Issued by US Government Sponsored Enterprises [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	91,931	41,488
Available-for-sale Securities Continuous Unrealized Loss Position Less than 12 Months Aggregate Losses	1,970	133
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	0	0
Available-for-sale Securities Continuous Unrealized Loss Position 12 Months or Longer Aggregate Losses	0	0
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value	91,931	41,488
Available-for-sale Securities Continuous Unrealized Loss Position Aggregate Losses	1,970	133
US States and Political Subdivisions Debt Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	10,750	2,945
Available-for-sale Securities Continuous Unrealized Loss Position Less than 12 Months Aggregate Losses	448	11
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	0	0
Available-for-sale Securities Continuous Unrealized Loss Position 12 Months or Longer Aggregate Losses	0	0
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value	10,750	2,945
Available-for-sale Securities Continuous Unrealized Loss Position Aggregate Losses	$ 448	$ 11

X

- Definition

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.

+ References

No definition available.

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- Definition

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
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 7
-URI http://asc.fasb.org/extlink&oid=121645371&loc=d3e27337-111563

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