Investment

Defined Benefit

Total 
Amount

Income

Securities

Plans

Other

Before Tax

Tax

Net

(In thousands)

Balance — January 1, 2023

$

(444,192

)

(272,856

)

(349,129

)

$

(1,066,177

)

276,147

$

(790,030

)

Other comprehensive income (loss) before reclassifications:

Unrealized holding losses, net

(2,366

)

—

—

(2,366

)

588

(1,778

)

Foreign currency translation adjustment

—

—

71

71

(18

)

53

Unrealized losses on cash flow hedges

—

—

(365,739

)

(365,739

)

90,679

(275,060

)

Total other comprehensive income (loss) before
   reclassifications

(2,366

)

—

(365,668

)

(368,034

)

91,249

(276,785

)

Amounts reclassified from accumulated other comprehensive
   income (loss) that (increase) decrease net income:

Accretion of net gain on terminated cash flow hedges

—

—

(91

)

(91

)

(b)

23

(68

)

Net yield adjustment from cash flow hedges 
   currently in effect

—

—

173,051

173,051

(a)

(43,535

)

129,516

Amortization of prior service credit

—

(1,390

)

—

(1,390

)

(c)

155

(1,235

)

Amortization of actuarial gains

—

(3,686

)

—

(3,686

)

(c)

410

(3,276

)

Total other comprehensive income (loss)

(2,366

)

(5,076

)

(192,708

)

(200,150

)

48,302

(151,848

)

Balance — September 30, 2023

$

(446,558

)

(277,932

)

(541,837

)

$

(1,266,327

)

324,449

$

(941,878

)

Balance — January 1, 2022

$

104,691

(360,276

)

83,531

$

(172,054

)

44,476

$

(127,578

)

Other comprehensive income (loss) before reclassifications:

Unrealized holding losses, net

(576,266

)

—

—

(576,266

)

149,186

(427,080

)

Foreign currency translation adjustment

—

—

(14,564

)

(14,564

)

3,293

(11,271

)

Unrealized losses on cash flow hedges

—

—

(429,310

)

(429,310

)

111,150

(318,160

)

Total other comprehensive income (loss) before
   reclassifications

(576,266

)

—

(443,874

)

(1,020,140

)

263,629

(756,511

)

Amounts reclassified from accumulated other comprehensive
   income (loss) that (increase) decrease net income:

Amortization of unrealized holding losses on
   held-to-maturity securities

1,766

—

—

1,766

(a)

(456

)

1,310

Accretion of net gain on terminated cash flow hedges

—

—

(90

)

(90

)

(b)

24

(66

)

Net yield adjustment from cash flow hedges 
   currently in effect

—

—

(35,500

)

(35,500

)

(a)

9,192

(26,308

)

Amortization of prior service credit

—

(1,692

)

—

(1,692

)

(c)

413

(1,279

)

Amortization of actuarial losses

—

13,810

—

13,810

(c)

(3,371

)

10,439

Total other comprehensive income (loss)

(574,500

)

12,118

(479,464

)

(1,041,846

)

269,431

(772,415

)

Balance — September 30, 2022

$

(469,809

)

(348,158

)

(395,933

)

$

(1,213,900

)

313,907

$

(899,993

)