- DefinitionNumber of plaintiffs that have filed claims pertaining to a loss contingency.
 
+ ReferencesReference 1: http://www.xbrl.org/2009/role/commonPracticeRef
 -Topic 450
 -SubTopic 20
 -Name Accounting Standards Codification
 -Section 50
 -Paragraph 4
 -Subparagraph (a)
 -Publisher FASB
 -URI https://asc.fasb.org//1943274/2147483076/450-20-50-4
Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
 -Topic 450
 -SubTopic 20
 -Name Accounting Standards Codification
 -Section 50
 -Paragraph 9
 -Subparagraph (a)
 -Publisher FASB
 -URI https://asc.fasb.org//1943274/2147483076/450-20-50-9
 
+ Details
|  Name: | 
us-gaap_LossContingencyNumberOfPlaintiffs | 
|  Namespace Prefix: | 
us-gaap_ | 
|  Data Type: | 
xbrli:integerItemType | 
|  Balance Type: | 
na | 
|  Period Type: | 
duration |