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ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Tables)

12 Months Ended

Dec. 31, 2021

Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]

Schedule of components of other comprehensive income (loss)

The following table presents the components of other comprehensive income (loss) for the years ended December 31, 2021, 2020 and 2019, by component:

(Dollars in thousands)			Before Tax						Tax Effect						Net of Tax
Year ended December 31, 2021
Net unrealized losses on investment securities:
Net unrealized losses arising during the period			$	(41,237)					$	(11,030)					$	(30,207)
Add: Reclassification adjustment for gains realized in net income			(150)						(40)						(110)
Net unrealized losses on investment securities			(41,387)						(11,070)						(30,317)
Defined benefit plans:
Net actuarial gains arising during the period			2,014						544						1,470
Amortization of net actuarial losses			1,036						291						745
Amortization of net transition obligation			18						4						14
Amortization of prior service cost			—						—						—
Defined benefit plans, net			3,068						839						2,229
Other comprehensive loss			$	(38,319)					$	(10,231)					$	(28,088)

(Dollars in thousands)			Before Tax						Tax Effect						Net of Tax
Year ended December 31, 2020
Net unrealized gains on investment securities:
Net unrealized gains arising during the period			$	15,939					$	4,260					$	11,679
Less: Reclassification adjustment for losses realized in net income			201						54						147
Net unrealized gains on investment securities			16,140						4,314						11,826
Defined benefit plans:
Net actuarial losses arising during the period			(1,488)						(508)						(980)
Amortization of net actuarial losses			1,160						310						850
Amortization of net transition obligation			18						5						13
Amortization of prior service cost			14						4						10
Defined benefit plans, net			(296)						(189)						(107)
Other comprehensive income			$	15,844					$	4,125					$	11,719

(Dollars in thousands)			Before Tax						Tax Effect						Net of Tax
Year ended December 31, 2019
Net unrealized gains on investment securities:
Net unrealized gains arising during the period			$	37,696					$	10,102					$	27,594
Add: Reclassification adjustment for losses realized in net income			(36)						(10)						(26)
Net unrealized gains on investment securities			37,660						10,092						27,568
Defined benefit plans:
Net actuarial losses arising during the period			(1,106)						(296)						(810)
Amortization of net actuarial losses			1,117						299						818
Amortization of net transition obligation			18						5						13
Amortization of prior service cost			18						5						13
Defined benefit plans, net			47						13						34
Other comprehensive income			$	37,707					$	10,105					$	27,602

Schedule of changes in each component of AOCI, net of tax

The following table presents the changes in each component of AOCI, net of tax, for the years ended December 31, 2021, 2020 and 2019:

(Dollars in thousands)			Investment Securities												Defined Benefit Plans						AOCI
Year ended December 31, 2021
Balance at beginning of period			$	26,651											$	(6,523)					$	20,128
Other comprehensive income (loss) before reclassifications			(30,207)												1,470						(28,737)
Amounts reclassified from AOCI			(110)												759						649
Net other comprehensive income (loss)			(30,317)												2,229						(28,088)
Balance at end of period			$	(3,666)											$	(4,294)					$	(7,960)

(Dollars in thousands)			Investment Securities												Defined Benefit Plans						AOCI
Year ended December 31, 2020
Balance at beginning of period			$	14,825											$	(6,416)					$	8,409
Other comprehensive income (loss) before reclassifications			11,679												(980)						10,699
Amounts reclassified from AOCI			147												873						1,020
Net other comprehensive income (loss)			11,826												(107)						11,719
Balance at end of period			$	26,651											$	(6,523)					$	20,128

(Dollars in thousands)			Investment Securities												Defined Benefit Plans						AOCI
Year ended December 31, 2019
Balance at beginning of period			$	(9,643)											$	(6,450)					$	(16,093)
Impact of adoption of new accounting standards			(3,100)												—						(3,100)
Adjusted balance at beginning of period			(12,743)												(6,450)						(19,193)
Other comprehensive income (loss) before reclassifications			27,594												(810)						26,784
Amounts reclassified from AOCI			(26)												844						818
Total other comprehensive income (loss)			27,568												34						27,602
Balance at end of period			$	14,825											$	(6,416)					$	8,409

Schedule of amounts reclassified out of each component of AOCI

The following table presents the amounts reclassified out of each component of AOCI for the years ended December 31, 2021, 2020 and 2019:

			Amount Reclassified from AOCI																		Affected Line Item in the
			Year ended December 31,																		Statement Where Net
Details about AOCI Components			2021						2020						2019						Income is Presented
			(Dollars in thousands)
Sale of available-for-sale investment securities:
Realized gains (losses) on available-for-sale investment securities			$	150					$	(201)					$	36					Net gains (losses) on sales of investment securities
Tax effect			(40)						54						(10)						Income tax benefit (expense)
Net of tax			$	110					$	(147)					$	26
Defined benefit plan items:
Amortization of net actuarial losses			$	(1,036)					$	(1,160)					$	(1,117)					Salaries and employee benefits (1)
Amortization of net transition obligation			(18)						(18)						(18)						Salaries and employee benefits (1)
Amortization of prior service cost			—						(14)						(18)						Salaries and employee benefits (1)
Total before tax			(1,054)						(1,192)						(1,153)
Tax effect			295						319						309						Income tax expense
Net of tax			$	(759)					$	(873)					$	(844)
Total reclassifications, net of tax			$	(649)					$	(1,020)					$	(818)

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Tabular disclosure of information about items reclassified out of accumulated other comprehensive income (loss).

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Tabular disclosure of the components of accumulated other comprehensive income (loss).

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 830
-SubTopic 30
-Section 50
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-Name Accounting Standards Codification
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-Publisher FASB
-Name Accounting Standards Codification
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Tabular disclosure of components of comprehensive income (loss). Includes, but is not limited to, foreign currency translation adjustments, foreign currency transactions designated as economic hedges of a net investment in foreign entity, gain (loss) and prior service cost (credit) for pension plans and other postretirement benefit plans.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section 45
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