- DefinitionNumber of options outstanding, including both vested and non-vested options.
 
+ ReferencesReference 1: http://www.xbrl.org/2003/role/disclosureRef
 -Publisher FASB
 -Name Accounting Standards Codification
 -Topic 718
 -SubTopic 10
 -Section 50
 -Paragraph 2
 -Subparagraph (c)(1)(ii)
 -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901
Reference 2: http://www.xbrl.org/2003/role/disclosureRef
 -Publisher FASB
 -Name Accounting Standards Codification
 -Topic 718
 -SubTopic 10
 -Section 50
 -Paragraph 2
 -Subparagraph (c)(1)(i)
 -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901
 
+ Details
|  Name: | 
us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber | 
|  Namespace Prefix: | 
us-gaap_ | 
|  Data Type: | 
xbrli:sharesItemType | 
|  Balance Type: | 
na | 
|  Period Type: | 
instant |