Comprehensive income (Tables)

9 Months Ended

Sep. 30, 2019

Equity [Abstract]

Components of Other Comprehensive Income (Loss) and Amounts Reclassified from Accumulated Other Comprehensive Income (Loss) to Net Income

The following tables display the components of other comprehensive income (loss) and amounts reclassified from accumulated other comprehensive income (loss) to net income: 

	Investment			Defined Benefit						Total Amount				Income
	Securities			Plans			Other			Before Tax				Tax			Net
	(In thousands)
Balance — January 1, 2019	$	(200,107	)		(354,502	)		(14,719	)	$	(569,328	)			149,247		$	(420,081	)
Other comprehensive income before reclassifications:
Unrealized holding gains, net		237,615			—			—			237,615				(62,432	)		175,183
Foreign currency translation adjustment		—			—			(2,663	)		(2,663	)			559			(2,104	)
Unrealized gains on cash flow hedges		—			—			204,587			204,587				(53,786	)		150,801
Total other comprehensive income before    reclassifications		237,615			—			201,924			439,539				(115,659	)		323,880
Amounts reclassified from accumulated other    comprehensive income that (increase) decrease net income:
Amortization of unrealized holding losses on    held-to-maturity (“HTM”) securities		2,524			—			—			2,524		(a)		(663	)		1,861
Losses realized in net income		7			—			—			7		(b)		(2	)		5
Accretion of net gain on terminated cash flow hedges		—			—			(93	)		(93	)	(c)		25			(68	)
Net yield adjustment from cash flow hedges currently in effect		—			—			6,693			6,693		(a)		(1,760	)		4,933
Amortization of prior service credit		—			(3,129	)		—			(3,129	)	(d)		823			(2,306	)
Amortization of actuarial losses		—			15,559			—			15,559		(d)		(4,091	)		11,468
Total other comprehensive income		240,146			12,430			208,524			461,100				(121,327	)		339,773
Balance — September 30, 2019	$	40,039			(342,072	)		193,805		$	(108,228	)			27,920		$	(80,308	)
Balance — January 1, 2018	$	(59,957	)		(413,168	)		(20,165	)	$	(493,290	)			129,476		$	(363,814	)
Cumulative effect of change in accounting principle — equity     securities		(22,795	)		—			—			(22,795	)			5,942			(16,853	)
Other comprehensive income before reclassifications:
Unrealized holding losses, net		(230,135	)		—			—			(230,135	)			60,494			(169,641	)
Foreign currency translation adjustment		—			—			(1,783	)		(1,783	)			374			(1,409	)
Unrealized losses on cash flow hedges		—			—			(26,522	)		(26,522	)			6,972			(19,550	)
Total other comprehensive income (loss) before    reclassifications		(230,135	)		—			(28,305	)		(258,440	)			67,840			(190,600	)
Amounts reclassified from accumulated other    comprehensive income that (increase) decrease net income:
Amortization of unrealized holding losses on    HTM securities		2,519			—			—			2,519		(a)		(662	)		1,857
Gains realized in net income		(18	)		—			—			(18	)	(b)		4			(14	)
Accretion of net gain on terminated cash flow hedges		—			—			(83	)		(83	)	(c)		22			(61	)
Net yield adjustment from cash flow hedges currently in effect		—			—			7,650			7,650		(a)		(2,011	)		5,639
Amortization of prior service credit		—			(3,129	)		—			(3,129	)	(d)		823			(2,306	)
Amortization of actuarial losses		—			32,225			—			32,225		(d)		(8,472	)		23,753
Total other comprehensive income (loss)		(227,634	)		29,096			(20,738	)		(219,276	)			57,544			(161,732	)
Balance — September 30, 2018	$	(310,386	)		(384,072	)		(40,903	)	$	(735,361	)			192,962		$	(542,399	)

(a) Included in interest income.

(b) Included in gain (loss) on bank investment securities.

(c) Included in interest expense.

(d) Included in other costs of operations.

Accumulated Other Comprehensive Income (Loss), Net

Accumulated other comprehensive income (loss), net consisted of the following:

	Investment			Defined Benefit
	Securities			Plans			Other			Total
	(In thousands)
Balance — December 31, 2018	$	(147,526	)		(261,303	)		(11,252	)	$	(420,081	)
Net gain during period		177,049			9,162			153,562			339,773
Balance — September 30, 2019	$	29,523			(252,141	)		142,310		$	(80,308	)