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Commitments and Contingencies (Tables) | 6 Months Ended
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Jun. 30, 2019
Commitments and Contingencies Disclosure [Abstract] |
Schedule of credit-related commitments | The following table presents the Company’s credit-related commitments as of June 30, 2019 and December 31, 2018:
($ in thousands) |  | June 30, 2019 |  | December 31, 2018
Loan commitments |  | $ | 5,391,182 |  |  | $ | 5,147,821 |
Commercial letters of credit and SBLCs |  | $ | 1,830,902 |  |  | $ | 1,796,647 |
Schedule of guarantees outstanding | The following table presents the types of guarantees the Company had outstanding as of June 30, 2019 and December 31, 2018:
($ in thousands) |  | Maximum Potential Future Payments |  | Carrying Value
| June 30, 2019 |  | December 31, 2018 |  | June 30, 2019 |  | December 31, 2018
Single-family residential loans sold or securitized with recourse |  | $ | 14,771 |  |  | $ | 16,700 |  |  | $ | 14,771 |  |  | $ | 16,700 |
Multifamily residential loans sold or securitized with recourse |  | 16,468 |  |  | 17,058 |  |  | 54,757 |  |  | 69,974 |
Total |  | $ | 31,239 |  |  | $ | 33,758 |  |  | $ | 69,528 |  |  | $ | 86,674 |

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- Definition Tabular disclosure of outstanding commitments to extend credit that are not reflected in the consolidated financial statements. + References No definition available. + Details
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- Definition Tabular disclosure of each guarantee obligation, or each group of similar guarantee obligations, including (a) the nature of the guarantee, including its term, how it arose, and the events or circumstances that would require the guarantor to perform under the guarantee; (b) the maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee; (c) the current carrying amount of the liability, if any, for the guarantor's obligations under the guarantee; and (d) the nature of any recourse provisions under the guarantee, and any assets held either as collateral or by third parties, and any relevant related party disclosure. Excludes disclosures about product warranties. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=118943654&loc=d3e12069-110248 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=118943654&loc=d3e12265-110248 + Details
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