Regulatory Capital (Tables)

6 Months Ended

Jun. 30, 2019

Banking and Thrift [Abstract]

Schedule of compliance with regulatory capital requirements under banking regulations

The Bank’s required and actual regulatory capital amounts and ratios under U.S. Basel III are shown in the following table.

	Actual					U.S. Basel III Regulatory Requirements(1)
	Amount		Ratio			Amount			Ratio
As of June 30, 2019:
Common Equity Tier 1 Capital (to Risk-Weighted Assets)	$	3,008,318	11.9	%		$	1,765,971	>	7.0	%
Tier 1 Capital (to Risk-Weighted Assets)	$	3,008,318	11.9	%		$	2,144,394	>	8.5	%
Total Capital (to Risk-Weighted Assets)	$	3,324,527	13.2	%		$	2,648,957	>	10.5	%
Tier 1 Capital (to Average Assets)	$	3,008,318	10.6	%	(2)	$	1,133,551	>	4.0	%
As of December 31, 2018:
Common Equity Tier 1 Capital (to Risk-Weighted Assets)	$	2,896,091	12.1	%		$	1,528,209	>	6.375	%
Tier 1 Capital (to Risk-Weighted Assets)	$	2,896,091	12.1	%		$	1,887,787	>	7.875	%
Total Capital (to Risk-Weighted Assets)	$	3,196,279	13.3	%		$	2,367,226	>	9.875	%
Tier 1 Capital (to Average Assets)	$	2,896,091	11.1	%		$	1,039,226	>	4.0	%

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⁽¹⁾  Required risk-based capital ratios include the capital conservation buffer.

⁽²⁾ 

The Bank’s Tier 1 leverage ratio exceeds the 5 percent well-capitalized standard for the Tier 1 leverage ratio under the prompt corrective action framework.