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SECURITIES - Available-for-sale Debt Securities by Contractual Maturity (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Available-for-sale Securities
Due in one year or less, amortized cost	$ 12,457
Due in one year or less, fair value	12,483
Due from one year through five years. amortized cost	77,304
Due from one year through five years, fair value	75,288
Due from five years through ten years, amortized cost	86,104
Due from five years through ten years, fair value	82,906
Due after ten years, amortized cost	134,556
Due after ten years, fair value	126,530
Sub-total, amortized cost	310,421
Sub-total, fair value	297,207
Total, amortized cost	558,853	$ 511,592
Total, fair value	532,913	517,679
Residential Passthrough Securities
Available-for-sale Securities
Total, amortized cost	112,122	98,048
Total, fair value	106,568	98,181
Residential Collateralized Mortgage Obligations
Available-for-sale Securities
Total, amortized cost	45,628	44,015
Total, fair value	43,868	44,247
Commercial Mortgage Backed Securities
Available-for-sale Securities
Total, amortized cost	90,682	86,926
Total, fair value	$ 85,270	$ 87,468

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- Definition

Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 2
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-Section 45
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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 rolling sixth through tenth fiscal year following latest fiscal year. For interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date.

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