Other Comprehensive Income/Loss

3 Months Ended

Mar. 31, 2022

Equity [Abstract]

Other Comprehensive Income/Loss

Other Comprehensive Loss

The gross amounts of each component of other comprehensive loss and the related tax effects are as follows:

	Pre-tax				Tax Expense (Benefit)				Net of Tax
Three Months Ended March 31,	2022		2021		2022		2021		2022		2021
Investment securities available-for sale:
Change in net unrealized loss during period	$	(252.6)	$	(66.8)	$	(62.7)	$	(17.0)	$	(189.9)	$	(49.8)
Reclassification adjustment for net loss included in net income	0.1		—		—		—		0.1		—
Reclassification adjustment for securities transferred from held-to-maturity to available-for-sale	0.2		—		0.1		—		0.1		—
Net change in unamortized losses on available-for-sale securities transferred into held-to-maturity	(23.0)		—		(5.7)		—		(17.3)		—
Change in net unrealized loss (gain) on derivatives	21.3		(0.1)		5.3		—		16.0		(0.1)
Total other comprehensive loss	$	(254.0)	$	(66.9)	$	(63.0)	$	(17.0)	$	(191.0)	$	(49.9)

The components of accumulated other comprehensive loss, net of related tax effects, are as follows:

	March 31, 2022		December 31, 2021
Net unrealized loss on investment securities available-for-sale	$	(218.1)	$	(29.0)
Net unrealized (loss) gain on investment securities transferred to held-to-maturity	(2.9)		15.0
Net unrealized gain on derivatives	19.0		3.0
Net accumulated other comprehensive loss	$	(202.0)	$	(11.0)