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Investment Securities - Schedule of Investments Classified by Contractual Maturity Date (Details) - USD ($) $ in Millions | Sep. 30, 2025 | Dec. 31, 2024
--- | --- | ---
Amount |  |
Total available-for-sale securities | $ 22,684 | $ 22,410
Due in one year or less | 342 | 327
Due after one year through five years | 3,938 | 2,438
Due after five years through ten years | 3,285 | 3,371
Due after ten years | $ 15,119 | $ 16,274
Yield |  |
Total | 3.00% | 2.50%
Due in one year or less | 1.90% | 2.30%
Due after one year through five years | 3.40% | 2.20%
Due after five years through ten years | 2.90% | 2.60%
Due after ten years | 2.90% | 2.60%
Amortized cost of available-for-sale securities |  |
Amortized cost | $ 25,660 | $ 26,810
Due in one year or less | 345 | 330
Due after one year through five years | 3,999 | 2,579
Due after five years through ten years | 3,596 | 3,844
Due after ten years | 17,720 | 20,057
Amount |  |
Amortized cost | 4,433 | 4,346
Due in one year or less | 0 | 0
Due after one year through five years | 41 | 64
Due after five years through ten years | 24 | 33
Due after ten years | $ 4,368 | $ 4,249
Yield |  |
Total | 3.00% | 2.90%
Due in one year or less | 0.00% | 0.00%
Due after one year through five years | 5.30% | 5.30%
Due after five years through ten years | 5.00% | 5.00%
Due after ten years | 3.00% | 2.80%
Cash equivalents | $ 373 | $ 106
U.S. Treasury and federal agencies |  |
Amount |  |
Total available-for-sale securities | 2,194 | 1,873
Due in one year or less | 84 | 54
Due after one year through five years | 1,640 | 1,087
Due after five years through ten years | 470 | 732
Due after ten years | $ 0 | $ 0
Yield |  |
Total | 3.40% | 1.60%
Due in one year or less | 0.90% | 1.00%
Due after one year through five years | 4.00% | 1.50%
Due after five years through ten years | 1.90% | 1.90%
Due after ten years | 0.00% | 0.00%
Amortized cost of available-for-sale securities |  |
Amortized cost | $ 2,230 | $ 2,073
U.S. States and political subdivisions |  |
Amount |  |
Total available-for-sale securities | 554 | 617
Due in one year or less | 45 | 33
Due after one year through five years | 60 | 72
Due after five years through ten years | 61 | 86
Due after ten years | $ 388 | $ 426
Yield |  |
Total | 3.40% | 3.40%
Due in one year or less | 4.90% | 6.20%
Due after one year through five years | 3.80% | 3.10%
Due after five years through ten years | 4.20% | 4.10%
Due after ten years | 3.10% | 3.20%
Amortized cost of available-for-sale securities |  |
Amortized cost | $ 634 | $ 704
Foreign government |  |
Amount |  |
Total available-for-sale securities | 204 | 194
Due in one year or less | 20 | 33
Due after one year through five years | 80 | 51
Due after five years through ten years | 104 | 110
Due after ten years | $ 0 | $ 0
Yield |  |
Total | 2.80% | 2.70%
Due in one year or less | 2.00% | 2.10%
Due after one year through five years | 2.30% | 2.50%
Due after five years through ten years | 3.30% | 2.90%
Due after ten years | 0.00% | 0.00%
Amortized cost of available-for-sale securities |  |
Amortized cost | $ 205 | $ 198
Agency mortgage-backed residential |  |
Amount |  |
Total available-for-sale securities | 12,822 | 13,653
Due in one year or less | 0 | 0
Due after one year through five years | 1 | 7
Due after five years through ten years | 0 | 23
Due after ten years | $ 12,821 | $ 13,623
Yield |  |
Total | 3.00% | 2.60%
Due in one year or less | 0.00% | 0.00%
Due after one year through five years | 2.80% | 2.00%
Due after five years through ten years | 0.00% | 2.50%
Due after ten years | 3.00% | 2.60%
Amortized cost of available-for-sale securities |  |
Amortized cost | $ 14,965 | $ 16,765
Amount |  |
Amortized cost | 1,284 | 935
Due in one year or less | 0 | 0
Due after one year through five years | 0 | 0
Due after five years through ten years | 0 | 0
Due after ten years | $ 1,284 | $ 935
Yield |  |
Total | 3.50% | 2.70%
Due in one year or less | 0.00% | 0.00%
Due after one year through five years | 0.00% | 0.00%
Due after five years through ten years | 0.00% | 0.00%
Due after ten years | 3.50% | 2.70%
Hedged asset, fair value hedge, cumulative increase (decrease) | $ 53 |
Hedged liability, fair value hedge, cumulative increase (decrease) |  | $ 72
Mortgage-backed residential |  |
Amount |  |
Total available-for-sale securities | 200 | 206
Due in one year or less | 0 | 0
Due after one year through five years | 0 | 0
Due after five years through ten years | 0 | 0
Due after ten years | $ 200 | $ 206
Yield |  |
Total | 2.70% | 2.70%
Due in one year or less | 0.00% | 0.00%
Due after one year through five years | 0.00% | 0.00%
Due after five years through ten years | 0.00% | 0.00%
Due after ten years | 2.70% | 2.70%
Amortized cost of available-for-sale securities |  |
Amortized cost | $ 235 | $ 249
Amount |  |
Amortized cost | 3,091 | 3,323
Due in one year or less | 0 | 0
Due after one year through five years | 0 | 0
Due after five years through ten years | 7 | 9
Due after ten years | $ 3,084 | $ 3,314
Yield |  |
Total | 2.80% | 2.80%
Due in one year or less | 0.00% | 0.00%
Due after one year through five years | 0.00% | 0.00%
Due after five years through ten years | 3.40% | 3.10%
Due after ten years | 2.80% | 2.80%
Agency mortgage-backed commercial |  |
Amount |  |
Total available-for-sale securities | $ 4,782 | $ 3,984
Due in one year or less | 0 | 23
Due after one year through five years | 1,225 | 339
Due after five years through ten years | 2,004 | 1,724
Due after ten years | $ 1,553 | $ 1,898
Yield |  |
Total | 2.70% | 2.50%
Due in one year or less | 0.00% | 3.10%
Due after one year through five years | 3.50% | 3.70%
Due after five years through ten years | 2.60% | 2.50%
Due after ten years | 2.20% | 2.10%
Amortized cost of available-for-sale securities |  |
Amortized cost | $ 5,415 | $ 4,819
Yield |  |
Hedged asset, fair value hedge, cumulative increase (decrease) | 40 |
Hedged liability, fair value hedge, cumulative increase (decrease) |  | 34
Asset-backed |  |
Amount |  |
Total available-for-sale securities | 25 | 129
Due in one year or less | 0 | 0
Due after one year through five years | 25 | 128
Due after five years through ten years | 0 | 1
Due after ten years | $ 0 | $ 0
Yield |  |
Total | 1.50% | 1.50%
Due in one year or less | 0.00% | 0.00%
Due after one year through five years | 1.50% | 1.50%
Due after five years through ten years | 0.00% | 4.00%
Due after ten years | 0.00% | 0.00%
Amortized cost of available-for-sale securities |  |
Amortized cost | $ 25 | $ 131
Amount |  |
Amortized cost | 58 | 88
Due in one year or less | 0 | 0
Due after one year through five years | 41 | 64
Due after five years through ten years | 17 | 24
Due after ten years | $ 0 | $ 0
Yield |  |
Total | 5.40% | 5.40%
Due in one year or less | 0.00% | 0.00%
Due after one year through five years | 5.30% | 5.30%
Due after five years through ten years | 5.70% | 5.60%
Due after ten years | 0.00% | 0.00%
Corporate debt |  |
Amount |  |
Total available-for-sale securities | $ 1,903 | $ 1,754
Due in one year or less | 193 | 184
Due after one year through five years | 907 | 754
Due after five years through ten years | 646 | 695
Due after ten years | $ 157 | $ 121
Yield |  |
Total | 3.40% | 3.10%
Due in one year or less | 2.60% | 3.00%
Due after one year through five years | 2.50% | 2.60%
Due after five years through ten years | 4.50% | 3.30%
Due after ten years | 5.50% | 5.30%
Amortized cost of available-for-sale securities |  |
Amortized cost | $ 1,951 | $ 1,871

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