| Standard label: | Impact of Restatement on Earnings Per Share, Diluted | 
| Name: | us-gaap:ImpactOfRestatementOnEarningsPerShareDiluted | 
| Documentation: | Per share amount effect of a restatement of results of operations on diluted earnings per share. | 
| 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:ImpactOfRestatementOnEarningsPerShareDiluted | 
| Label | Role | Language | 
| Impact of Restatement on Earnings Per Share, Diluted | http://www.xbrl.org/2003/role/label | en-US | 
| Reference | Role | Topic | 
| FASB Accounting Standards Codification 250 10 50 7 (a) | http://fasb.org/us-gaap/role/ref/legacyRef | 250 | 
| FASB Accounting Standards Codification 260 10 55 15 | http://fasb.org/us-gaap/role/ref/legacyRef | 260 |