| Standard label: | Earnings Per Share, Basic, Distributed |
| Name: | us-gaap:EarningsPerShareBasicDistributed |
| Documentation: | Dividends declared in the period and the contractual amount of dividends (or interest on participating income bonds) that must be paid per security. |
| Object type: | cm:Concept |
| Data type: | Share (num:perShareItemType) |
| Period type: | For Period (duration) |
| Balance type: | (no balance type) |
| Abstract: | false |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:EarningsPerShareBasicDistributed |
| Label | Role | Language |
| Earnings Per Share, Basic, Distributed | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 260 10 45 60A | http://fasb.org/us-gaap/role/ref/legacyRef | 260 |
| FASB Accounting Standards Codification 260 10 45 60B | http://fasb.org/us-gaap/role/ref/legacyRef | 260 |
| FASB Accounting Standards Codification 260 10 45 60 | http://fasb.org/us-gaap/role/ref/legacyRef | 260 |
| FASB Accounting Standards Codification 260 10 45 66 | http://fasb.org/us-gaap/role/ref/legacyRef | 260 |