Supplemental Comprehensive Income Disclosures

3 Months Ended

Mar. 31, 2022

Supplemental Comprehensive Income Disclosures [Abstract]

Comprehensive Income (Loss) Note

Supplemental Comprehensive Income DisclosuresThe following table identifies the related tax effects allocated to each component of other comprehensive income (“OCI”) in the unaudited Consolidated Statements of Comprehensive Income. Reclassification adjustments related to securities available for sale are included in the "Net securities gains" line in the unaudited Consolidated Statements of Income.

	For the Three Months Ended March 31,
	2022						2021
	Pretax Amount		Tax (Expense) Benefit		Net of Tax Amount		Pretax Amount		Tax (Expense) Benefit		Net of Tax Amount
	(dollars in thousands)
Unrealized losses on securities:
Unrealized holding losses on securities arising during the period	$	(57,251)	$	12,023	$	(45,228)	$	(15,804)	$	3,319	$	(12,485)
Reclassification adjustment for gains on securities included in net income	(2)		—		(2)		(6)		1		(5)
Total unrealized losses on securities	(57,253)		12,023		(45,230)		(15,810)		3,320		(12,490)
Unrealized (losses) gains on derivatives:
Unrealized holding (losses) gains on derivatives arising during the period	(17,926)		3,764		(14,162)		1,842		(387)		1,455
Total unrealized (losses) gains on derivatives	(17,926)		3,764		(14,162)		1,842		(387)		1,455
Total other comprehensive loss	$	(75,179)	$	15,787	$	(59,392)	$	(13,968)	$	2,933	$	(11,035)

The following table details the change in components of OCI for the three months ended March 31:

	2022								2021
	Securities Available for Sale		Post-Retirement Obligation		Derivatives		Accumulated Other Comprehensive Income (Loss)		Securities Available for Sale		Post-Retirement Obligation		Derivatives		Accumulated Other Comprehensive Income (Loss)
	(dollars in thousands)
Balance at December 31	$	(3,317)	$	95	$	(5,546)	$	(8,768)	$	20,310	$	(182)	$	(2,895)	$	17,233
Other comprehensive loss before reclassification adjustment	(45,228)		—		(14,162)		(59,390)		(12,485)		—		1,455		(11,030)
Amounts reclassified from accumulated other comprehensive (loss) income	(2)		—		—		(2)		(5)		—		—		(5)
Net other comprehensive loss during the period	(45,230)		—		(14,162)		(59,392)		(12,490)		—		1,455		(11,035)
Balance at March 31	$	(48,547)	$	95	$	(19,708)	$	(68,160)	$	7,820	$	(182)	$	(1,440)	$	6,198