Deposits - Interest-bearing or Noninterest-bearing (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
U.S.:
Interest-bearing	$ 12,731,915	$ 11,936,775
Noninterest-bearing	6,609,483	7,978,046
Foreign:
Interest-bearing	1,017,180	887,608
Noninterest-bearing	974,079	886,600
Total deposits	$ 21,332,657	$ 21,689,029