Amount of accumulated unrealized loss on investment in debt security measured at amortized cost (held-to-maturity), in continuous loss position for 12 months or longer.

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Amount of accumulated unrealized loss on investment in debt security measured at amortized cost (held-to-maturity), in unrealized loss position.

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Fair value of investment in debt security measured at amortized cost (held-to-maturity), in unrealized loss position.

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Amount of accumulated unrealized loss on investment in debt security measured at amortized cost (held-to-maturity), in continuous loss position for less than 12 months.

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The amount by which the fair value of an investment is less than the amortized cost basis or carrying amount of that investment at the balance sheet date and the decline in fair value is deemed to be other than temporary, before considering whether or not such amount is recognized in earnings or other comprehensive income.

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Amount of cash inflow from sale 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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SECURITIES, Held-to-Maturity Securities with Unrealized Losses in Continuous Unrealized Loss Position (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020	Dec. 31, 2020
Held-to-maturity Securities with Continuous Unrealized Loss Position, Fair Value [Abstract]
Less Than 12 Months - Fair Value	$ 1,621		$ 1,621
12 Months or More - Fair Value	0		0
Fair Value	1,621		1,621
Held-to-maturity Securities with Unrealized Loss Position, Unrealized Loss [Abstract]
Less Than 12 Months - Unrecognized Loss	(36)		(36)
12 Months or More - Unrecognized Loss	0		0
Unrecognized Loss	(36)		(36)
Unrealized Losses and Other-than-temporary Impairment [Abstract]
Proceeds from sale of investment securities	0	$ 0	0	$ 0
Other than temporary impairment losses			0		$ 0
Obligations of States and Political Subdivisions [Member]
Held-to-maturity Securities with Continuous Unrealized Loss Position, Fair Value [Abstract]
Less Than 12 Months - Fair Value	1,621		1,621
12 Months or More - Fair Value	0		0
Fair Value	1,621		1,621
Held-to-maturity Securities with Unrealized Loss Position, Unrealized Loss [Abstract]
Less Than 12 Months - Unrecognized Loss	(36)		(36)
12 Months or More - Unrecognized Loss	0		0
Unrecognized Loss	$ (36)		$ (36)