| Standard label: | Bank Acceptances Executed and Outstanding |
| Name: | us-gaap:BankAcceptancesExecutedAndOutstanding |
| Documentation: | Carrying amount as of the balance sheet date of drafts and bills of exchange that have been accepted by the reporting bank, or by others for its own account, as its liability to holders of the drafts. |
| Object type: | cm:Concept |
| Data type: | Monetary (xbrli:monetaryItemType) |
| Period type: | As Of (instant) |
| Balance type: | Credit |
| Abstract: | false |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:BankAcceptancesExecutedAndOutstanding |
| Label | Role | Language |
| Bank Acceptances Executed and Outstanding | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 942 210 S99 1 (SX 210.9-03.14) | http://fasb.org/us-gaap/role/ref/legacyRef | 942 |