Accumulated Other Comprehensive Income

9 Months Ended

Sep. 30, 2021

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

Accumulated Other Comprehensive Income

Accumulated Other Comprehensive Income

The following tables summarize the changes, net of tax, within each classification of accumulated other comprehensive income/(loss) for the three and nine months ended September 30, 2021 and 2020. 

	Unrealized
	gains and		2021
	(Losses) on available- for-sale		Retirement
(Dollar amounts in thousands)	Securities		plans		Total
Beginning balance, July 1,	$	24,866	$	(23,454)	$	1,412
Change in other comprehensive income (loss) before reclassification	(2,981)		—		(2,981)
Amounts reclassified from accumulated other comprehensive income	(4)		471		467
Net current period other comprehensive income (loss)	(2,985)		471		(2,514)
Ending balance, September 30,	$	21,881	$	(22,983)	$	(1,102)

	Unrealized
	gains and		2021
	(Losses) on available- for-sale		Retirement
(Dollar amounts in thousands)	Securities		plans		Total
Beginning balance, January 1,	$	34,162	$	(24,398)	$	9,764
Change in other comprehensive income (loss) before reclassification	(12,198)		—		(12,198)
Amounts reclassified from accumulated other comprehensive income	(83)		1,415		1,332
Net current period other comprehensive income (loss)	(12,281)		1,415		(10,866)
Ending balance, September 30,	$	21,881	$	(22,983)	$	(1,102)

	Unrealized
	gains and		2020
	(Losses) on available- for-sale		Retirement
(Dollar amounts in thousands)	Securities		plans		Total
Beginning balance, July 1,	$	31,121	$	(21,606)	$	9,515
Change in other comprehensive income (loss) before reclassification	2,227		—		2,227
Amounts reclassified from accumulated other comprehensive income	(4)		383		379
Net current period other comprehensive income (loss)	2,223		383		2,606
Ending balance, September 30,	$	33,344	$	(21,223)	$	12,121

	Unrealized
	gains and		2020
	(Losses) on available- for-sale		Retirement
(Dollar amounts in thousands)	Securities		plans		Total
Beginning balance, January 1,	$	14,893	$	(22,394)	$	(7,501)
Change in other comprehensive income (loss) before reclassification	18,624		—		18,624
Amounts reclassified from accumulated other comprehensive income	(173)		1,171		998
Net current period other comprehensive income (loss)	18,451		1,171		19,622
Ending balance, September 30,	$	33,344	$	(21,223)	$	12,121

	Balance at		Current Period		Balance at
(Dollar amounts in thousands)	7/1/2021		Change		9/30/2021
Unrealized gains (losses) on securities available-for-sale
without other than temporary impairment	$	22,417	$	(2,969)	$	19,448
Unrealized gains (losses) on securities available-for-sale
with other than temporary impairment	2,449		(16)		2,433
Total unrealized loss on securities available-for-sale	$	24,866	$	(2,985)	$	21,881
Unrealized gain (loss) on retirement plans	(23,454)		471		(22,983)
TOTAL	$	1,412	$	(2,514)	$	(1,102)

	Balance at		Current Period		Balance at
(Dollar amounts in thousands)	1/1/2021		Change		9/30/2021
Unrealized gains (losses) on securities available-for-sale
without other than temporary impairment	$	31,810	$	(12,362)	$	19,448
Unrealized gains (losses) on securities available-for-sale
with other than temporary impairment	2,352		81		2,433
Total unrealized gain (loss) on securities available-for-sale	$	34,162	$	(12,281)	$	21,881
Unrealized loss on retirement plans	(24,398)		1,415		(22,983)
TOTAL	$	9,764	$	(10,866)	$	(1,102)

	Balance at		Current Period		Balance at
(Dollar amounts in thousands)	7/1/2020		Change		9/30/2020
Unrealized gains (losses) on securities available-for-sale
without other than temporary impairment	$	28,913	$	2,154	$	31,067
Unrealized gains (losses) on securities available-for-sale
with other than temporary impairment	2,208		69		2,277
Total unrealized gain (loss) on securities available-for-sale	$	31,121	$	2,223	$	33,344
Unrealized loss on retirement plans	(21,606)		383		(21,223)
TOTAL	$	9,515	$	2,606	$	12,121

	Balance at		Current Period		Balance at
(Dollar amounts in thousands)	1/1/2020		Change		9/30/2020
Unrealized gains (losses) on securities available-for-sale
without other than temporary impairment	$	12,178	$	18,889	$	31,067
Unrealized gains (losses) on securities available-for-sale
with other than temporary impairment	2,715		(438)		2,277
Total unrealized income (loss) on securities available-for-sale	$	14,893	$	18,451	$	33,344
Unrealized gain (loss) on retirement plans	(22,394)		1,171		(21,223)
TOTAL	$	(7,501)	$	19,622	$	12,121

	Three Months Ended September 30, 2021
Details about accumulated	Amount reclassified from		Affected line item in
other comprehensive	accumulated other		the statement where
income components	comprehensive income		net income is presented
	(in thousands)
Unrealized gains and losses	$	5	Net securities gains (losses)
on available-for-sale	(1)		Income tax expense
securities	$	4	Net of tax
Amortization of	$	(518)	(a) Salary and benefits
retirement plan items	47		Income tax expense
	$	(471)	Net of tax
Total reclassifications for the period	$	(467)	Net of tax

(a) Included in the computation of net periodic benefit cost. (see Footnote 6 for additional details).

	Nine Months Ended September 30, 2021
Details about accumulated	Amount reclassified from		Affected line item in
other comprehensive	accumulated other		the statement where
income components	comprehensive income		net income is presented
	(in thousands)
Unrealized gains and losses	$	111	Net securities gains (losses)
on available-for-sale	(28)		Income tax expense
securities	$	83	Net of tax
Amortization of	$	(1,554)	(a) Salary and benefits
retirement plan items	139		Income tax expense
	$	(1,415)	Net of tax
Total reclassifications for the period	$	(1,332)	Net of tax

	Three Months Ended September 30, 2020
Details about accumulated	Amount reclassified from		Affected line item in
other comprehensive	accumulated other		the statement where
income components	comprehensive income		net income is presented
	(in thousands)
Unrealized gains and losses	$	5	Net securities gains (losses)
on available-for-sale	(1)		Income tax expense
securities	$	4	Net of tax
Amortization of	$	(492)	(a) Salary and benefits
retirement plan items	109		Income tax expense
	$	(383)	Net of tax
Total reclassifications for the period	$	(379)	Net of tax

(a) Included in the computation of net periodic benefit cost. (see Footnote 6 for additional details). 

	Nine Months Ended September 30, 2020
Details about accumulated	Amount reclassified from		Affected line item in
other comprehensive	accumulated other		the statement where
income components	comprehensive income		net income is presented
	(in thousands)
Unrealized gains and losses	$	230	Net securities gains (losses)
on available-for-sale	(57)		Income tax expense
securities	$	173	Net of tax
Amortization of	$	(1,476)	(a) Salary and benefits
retirement plan items	305		Income tax expense
	$	(1,171)	Net of tax
Total reclassifications for the period	$	(998)	Net of tax