Other Comprehensive Income (Loss) (Tables)

3 Months Ended

Mar. 31, 2022

Equity [Abstract]

Changes in the components of other comprehensive income

Changes in the components of other comprehensive income, net of tax, were as follows for the periods presented:

	Pre-Tax		Tax Expense (Benefit)		Net of Tax
Three months ended March 31, 2022
Securities available for sale:
Unrealized holding losses on securities	$	(134,756)	$	(34,294)	$	(100,462)
Amortization of unrealized holding gains on securities transferred to the held to maturity category	(99)		(25)		(74)
Total securities available for sale	(134,855)		(34,319)		(100,536)
Derivative instruments:
Unrealized holding gains on derivative instruments	8,556		2,177		6,379
Total derivative instruments	8,556		2,177		6,379
Defined benefit pension and post-retirement benefit plans:
Amortization of net actuarial loss recognized in net periodic pension cost	42		11		31
Total defined benefit pension and post-retirement benefit plans	42		11		31
Total other comprehensive loss	$	(126,257)	$	(32,131)	$	(94,126)
Three months ended March 31, 2021
Securities available for sale:
Unrealized holding losses on securities	$	(20,044)	$	(5,101)	$	(14,943)
Reclassification adjustment for gains realized in net income	(1,357)		(345)		(1,012)
Total securities available for sale	(21,401)		(5,446)		(15,955)
Derivative instruments:
Unrealized holding gains on derivative instruments	14,734		3,750		10,984
Total derivative instruments	14,734		3,750		10,984
Defined benefit pension and post-retirement benefit plans:
Amortization of net actuarial loss recognized in net periodic pension cost	54		12		42
Total defined benefit pension and post-retirement benefit plans	54		12		42
Total other comprehensive loss	$	(6,613)	$	(1,684)	$	(4,929)

Accumulated balances for each component of other comprehensive income, net of tax

The accumulated balances for each component of other comprehensive income, net of tax, were as follows as of the dates presented:

	March 31, 2022		December 31, 2021
Unrealized losses on securities	$	(109,652)	$	(9,116)
Unrealized gains on derivative instruments	10,342		3,963
Unrecognized losses on defined benefit pension and post-retirement benefit plans obligations	(5,259)		(5,290)
Total accumulated other comprehensive loss	$	(104,569)	$	(10,443)