| Standard label: | Accounting Standards Update 2018-09 [Member] |
| Name: | us-gaap:AccountingStandardsUpdate201809Member |
| Documentation: | Accounting Standards Update 2018-09 Codification Improvements. |
| Object type: | cm:Member |
| Data type: | [Member] (nonnum:domainItemType) |
| Period type: | For Period (duration) |
| Balance type: | (no balance type) |
| Abstract: | true |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:AccountingStandardsUpdate201809Member |
| Label | Role | Language |
| Accounting Standards Update 2018-09 [Member] | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 105 10 65 4 (c) | http://www.xbrl.org/2003/role/disclosureRef | 105 |
| FASB Accounting Standards Codification 105 10 65 4 (f) | http://www.xbrl.org/2003/role/disclosureRef | 105 |
| FASB Accounting Standards Codification 105 10 65 5 (e) | http://www.xbrl.org/2003/role/disclosureRef | 105 |
| FASB Accounting Standards Codification 740 10 65 7 (a) | http://www.xbrl.org/2003/role/disclosureRef | 740 |
| FASB Accounting Standards Codification 740 10 65 7 (b) | http://www.xbrl.org/2003/role/disclosureRef | 740 |
| FASB Accounting Standards Codification 825 10 65 4 (a) | http://www.xbrl.org/2003/role/disclosureRef | 825 |
| FASB Accounting Standards Codification 825 10 65 4 (b) | http://www.xbrl.org/2003/role/disclosureRef | 825 |