Accumulated Other Comprehensive Income (Loss) (Tables)

6 Months Ended

Jun. 30, 2023

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

Summary of activity in accumulated other comprehensive income (loss)

The following tables summarize the components of accumulated other comprehensive income (loss) at June 30, 2023 and 2022, including changes during the preceding three and six month periods as well as any reclassifications out of accumulated other comprehensive income (loss):

($ in thousands)	AFS Investment Securities		Cash Flow Hedge Derivatives		Defined Benefit Pension and Postretirement Obligations		Accumulated Other Comprehensive Income (Loss)
Balance December 31, 2022	$	(233,192)	$	3,360	$	(42,968)	$	(272,799)
Other comprehensive (loss) before reclassifications	(12,588)		—		—		(12,588)
Amounts reclassified from accumulated other comprehensive income (loss):
HTM investment securities, net, at amortized cost	4,556		—		—		4,556
Other assets / accrued expenses and other liabilities	—		(20,384)		—		(20,384)
Interest income	—		4,581		—		4,581
Personnel expense	—		—		(163)		(163)
Other expense	—		—		22		22
Income tax benefit	1,951		3,173		8		5,132
Net other comprehensive loss during period	(6,081)		(12,630)		(132)		(18,843)
Balance June 30, 2023	$	(239,273)	$	(9,270)	$	(43,099)	$	(291,642)
Balance December 31, 2021	$	(5,266)	$	—	$	(5,051)	$	(10,317)
Other comprehensive (loss) before reclassifications	(168,321)		—		—		(168,321)
Unrealized (losses) on AFS securities transferred to HTM securities	(67,604)		—		—		(67,604)
Amounts reclassified from accumulated other comprehensive income (loss):
Investment securities (gains), net	(12)		—		—		(12)
HTM investment securities, net, at amortized cost	4,381		—		—		4,381
Personnel expense	—		—		(163)		(163)
Other expense	—		—		147		147
Income tax benefit	59,096		—		4		59,100
Net other comprehensive (loss) during period	(172,460)		—		(12)		(172,472)
Balance June 30, 2022	$	(177,726)	$	—	$	(5,062)	$	(182,788)

($ in thousands)	AFS Investment Securities		Cash Flow Hedge Derivatives		Defined Benefit Pension and Postretirement Obligations		Accumulated Other Comprehensive Income (Loss)
Balance March 31, 2023	$	(204,339)	$	13,691	$	(42,940)	$	(233,588)
Other comprehensive (loss) before reclassifications	(49,066)		—		—		(49,066)
Amounts reclassified from accumulated other comprehensive income (loss):
HTM investment securities, net, at amortized cost	2,289		—		—		2,289
Other assets / accrued expenses and other liabilities	—		(34,147)		—		(34,147)
Interest income	—		3,319		—		3,319
Personnel expense	—		—		(81)		(81)
Other expense	—		—		(7)		(7)
Income tax (expense) benefit	11,843		7,867		(71)		19,639
Net other comprehensive (loss) during period	(34,934)		(22,961)		(159)		(58,054)
Balance June 30, 2023	$	(239,273)	$	(9,270)	$	(43,099)	$	(291,642)
Balance March 31, 2022	$	(131,968)	$	—	$	(5,057)	$	(137,024)
Other comprehensive (loss) before reclassifications	(65,038)		—		—		(65,038)
Amounts reclassified from accumulated other comprehensive income (loss):
Investment securities losses, net	8		—		—		8
HTM investment securities, net, at amortized cost	3,273		—		—		3,273
Personnel expense	—		—		(81)		(81)
Other expense	—		—		74		74
Income tax benefit	15,998		—		2		16,000
Net other comprehensive (loss) during period	(45,758)		—		(6)		(45,764)
Balance June 30, 2022	$	(177,726)	$	—	$	(5,062)	$	(182,788)