| Standard label: | Earnings Per Share, Basic |
| Name: | us-gaap:EarningsPerShareBasic |
| Documentation: | The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period. |
| 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:EarningsPerShareBasic |
| Label | Role | Language |
| Earnings Per Share, Basic | http://www.xbrl.org/2003/role/label | en-US |
| Earnings Per Share, Basic, Total | http://www.xbrl.org/2003/role/totalLabel | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 220 10 S99 2 (SX 210.5-03(21)) | http://www.xbrl.org/2003/role/disclosureRef | 220 |
| FASB Accounting Standards Codification 250 10 50 11 | http://www.xbrl.org/2003/role/disclosureRef | 250 |
| FASB Accounting Standards Codification 260 10 45 60B (d) | http://www.xbrl.org/2003/role/disclosureRef | 260 |
| FASB Accounting Standards Codification 260 10 50 1 (a) | http://www.xbrl.org/2003/role/disclosureRef | 260 |
| FASB Accounting Standards Codification 260 10 45 2 | http://www.xbrl.org/2003/role/disclosureRef | 260 |
| FASB Accounting Standards Codification 260 10 45 7 | http://www.xbrl.org/2003/role/disclosureRef | 260 |
| FASB Accounting Standards Codification 260 10 55 52 | http://www.xbrl.org/2003/role/exampleRef | 260 |
| FASB Accounting Standards Codification 942 220 S99 1 (SX 210.9-04(23)) | http://www.xbrl.org/2003/role/disclosureRef | 942 |
| FASB Accounting Standards Codification 944 220 S99 1 (SX 210.7-04(19)) | http://www.xbrl.org/2003/role/disclosureRef | 944 |