Accumulated Other Comprehensive Income (Loss) (Tables)

9 Months Ended

Sep. 30, 2021

Accumulated Other Comprehensive Income (Loss).

Schedule of changes in accumulated other comprehensive income (loss)

			Income
			Tax
	Pre-tax		Benefit		Net of
(dollars in thousands)	Amount		(Expense)		Tax
Accumulated other comprehensive loss at June 30, 2021	$	(40,509)	$	10,807	$	(29,702)
Three months ended September 30, 2021
Investment securities:
Unrealized net losses arising during the period		(43,316)		11,555		(31,761)
Net change in investment securities		(43,316)		11,555		(31,761)
Other comprehensive loss		(43,316)		11,555		(31,761)
Accumulated other comprehensive loss at September 30, 2021	$	(83,825)	$	22,362	$	(61,463)

			Income
			Tax
	Pre-tax		Benefit		Net of
(dollars in thousands)	Amount		(Expense)		Tax
Accumulated other comprehensive income at December 31, 2020	$	43,098	$	(11,494)	$	31,604
Nine months ended September 30, 2021
Investment securities:
Unrealized net losses arising during the period		(126,821)		33,829		(92,992)
Reclassification of net gains to net income:
Investment securities gains, net		(102)		27		(75)
Net change in investment securities		(126,923)		33,856		(93,067)
Other comprehensive loss		(126,923)		33,856		(93,067)
Accumulated other comprehensive loss at September 30, 2021	$	(83,825)	$	22,362	$	(61,463)

			Income
			Tax
	Pre-tax		Benefit		Net of
(dollars in thousands)	Amount		(Expense)		Tax
Accumulated other comprehensive income at June 30, 2020	$	71,911	$	(19,180)	$	52,731
Three months ended September 30, 2020
Investment securities:
Unrealized net losses arising during the period		(1,991)		532		(1,459)
Reclassification of net gains to net income:
Investment securities gains, net		(24)		6		(18)
Net change in investment securities		(2,015)		538		(1,477)
Other comprehensive loss		(2,015)		538		(1,477)
Accumulated other comprehensive income at September 30, 2020	$	69,896	$	(18,642)	$	51,254

			Income
			Tax
	Pre-tax		Benefit		Net of
(dollars in thousands)	Amount		(Expense)		Tax
Accumulated other comprehensive loss at December 31, 2019	$	(43,450)	$	11,701	$	(31,749)
Nine months ended September 30, 2020
Pension and other benefits:
Change in Company tax rate		—		(96)		(96)
Net change in pension and other benefits		—		(96)		(96)
Investment securities:
Unrealized net gains arising during the period		113,244		(30,220)		83,024
Reclassification of net losses to net income:
Investment securities losses, net		102		(27)		75
Net change in investment securities		113,346		(30,247)		83,099
Other comprehensive income		113,346		(30,343)		83,003
Accumulated other comprehensive income at September 30, 2020	$	69,896	$	(18,642)	$	51,254

Summary of changes in accumulated other comprehensive income (loss), net of tax

	Pensions				Accumulated
	and				Other
	Other		Investment		Comprehensive
(dollars in thousands)	Benefits		Securities		Income (Loss)
Three Months Ended September 30, 2021
Balance at beginning of period	$	(31,737)	$	2,035	$	(29,702)
Other comprehensive loss		—		(31,761)		(31,761)
Balance at end of period	$	(31,737)	$	(29,726)	$	(61,463)
Nine Months Ended September 30, 2021
Balance at beginning of period	$	(31,737)	$	63,341	$	31,604
Other comprehensive loss		—		(93,067)		(93,067)
Balance at end of period	$	(31,737)	$	(29,726)	$	(61,463)
Three Months Ended September 30, 2020
Balance at beginning of period	$	(28,178)	$	80,909	$	52,731
Other comprehensive loss		—		(1,477)		(1,477)
Balance at end of period	$	(28,178)	$	79,432	$	51,254
Nine Months Ended September 30, 2020
Balance at beginning of period	$	(28,082)	$	(3,667)	$	(31,749)
Other comprehensive income		(96)		83,099		83,003
Balance at end of period	$	(28,178)	$	79,432	$	51,254