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Regulatory Capital (Tables) | 9 Months Ended
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Sep. 30, 2017
Banking and Thrift [Abstract] |
Schedule of compliance with regulatory capital requirements under banking regulations | The following capital amounts and ratios are based upon the Bank’s assets.
|  | Actual |  | “Well Capitalized” Regulatory Requirements
|  | Amount | Ratio |  | Amount |  | Ratio
As of September 30, 2017: |  |  |  |  |  |  |
Common Equity Tier 1 Capital (to Risk-Weighted Assets) |  | $ | 2,285,767 |  | 11.8 | % |  | $ | 1,255,438 |  | > | 6.5 | %
Tier 1 Capital (to Risk-Weighted Assets) |  | $ | 2,285,767 |  | 11.8 | % |  | $ | 1,545,155 |  | > | 8.0 | %
Total Capital (to Risk-Weighted Assets) |  | $ | 2,517,317 |  | 13.0 | % |  | $ | 1,931,444 |  | > | 10.0 | %
Tier 1 Capital (to Average Assets) |  | $ | 2,285,767 |  | 11.4 | % |  | $ | 1,000,262 |  | > | 5.0 | %
As of December 31, 2016: |  |  |  |  |  |  |
Common Equity Tier 1 Capital (to Risk-Weighted Assets) |  | $ | 2,011,583 |  | 12.6 | % |  | $ | 1,038,638 |  | > | 6.5 | %
Tier 1 Capital (to Risk-Weighted Assets) |  | $ | 2,011,583 |  | 12.6 | % |  | $ | 1,278,323 |  | > | 8.0 | %
Total Capital (to Risk-Weighted Assets) |  | $ | 2,197,997 |  | 13.8 | % |  | $ | 1,597,904 |  | > | 10.0 | %
Tier 1 Capital (to Average Assets) |  | $ | 2,011,583 |  | 11.1 | % |  | $ | 907,565 |  | > | 5.0 | %

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- Definition Tabular disclosure of the capital amounts and ratios as of the balance sheet date, indicating whether the entity or entities are in compliance with regulatory capital requirements, by entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=84167132&loc=SL5958570-112826 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=84167132&loc=SL5958568-112826 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1H -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=84167132&loc=d3e65071-112826 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1G -URI http://asc.fasb.org/extlink&oid=84167132&loc=SL5958577-112826 + Details
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