- DefinitionPercentage of investment owned to net assets.
 
+ ReferencesReference 1: http://www.xbrl.org/2003/role/exampleRef
 -Topic 946
 -SubTopic 210
 -Name Accounting Standards Codification
 -Section 55
 -Paragraph 1
 -Publisher FASB
 -URI https://asc.fasb.org//1943274/2147480493/946-210-55-1
Reference 2: http://www.xbrl.org/2003/role/disclosureRef
 -Topic 946
 -SubTopic 210
 -Name Accounting Standards Codification
 -Section 50
 -Paragraph 6
 -Subparagraph (a)(1)
 -Publisher FASB
 -URI https://asc.fasb.org//1943274/2147480524/946-210-50-6
Reference 3: http://www.xbrl.org/2003/role/disclosureRef
 -Topic 946
 -SubTopic 210
 -Name Accounting Standards Codification
 -Section 50
 -Paragraph 6
 -Subparagraph (a)(2)
 -Publisher FASB
 -URI https://asc.fasb.org//1943274/2147480524/946-210-50-6
Reference 4: http://www.xbrl.org/2003/role/disclosureRef
 -Topic 946
 -SubTopic 210
 -Name Accounting Standards Codification
 -Section 50
 -Paragraph 1
 -Subparagraph (c)(1)
 -Publisher FASB
 -URI https://asc.fasb.org//1943274/2147480524/946-210-50-1
Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef
 -Topic 946
 -SubTopic 210
 -Name Accounting Standards Codification
 -Section 50
 -Paragraph 6
 -Subparagraph (a)(3)
 -Publisher FASB
 -URI https://asc.fasb.org//1943274/2147480524/946-210-50-6
Reference 6: http://www.xbrl.org/2003/role/disclosureRef
 -Topic 946
 -SubTopic 320
 -Name Accounting Standards Codification
 -Section S99
 -Paragraph 1
 -Subparagraph (SX 210.12-12(Column C)(Footnote 5))
 -Publisher FASB
 -URI https://asc.fasb.org//1943274/2147480032/946-320-S99-1
Reference 7: http://www.xbrl.org/2003/role/disclosureRef
 -Topic 946
 -SubTopic 320
 -Name Accounting Standards Codification
 -Section S99
 -Paragraph 3
 -Subparagraph (SX 210.12-12B(Column D))
 -Publisher FASB
 -URI https://asc.fasb.org//1943274/2147480032/946-320-S99-3
Reference 8: http://www.xbrl.org/2003/role/disclosureRef
 -Topic 946
 -SubTopic 320
 -Name Accounting Standards Codification
 -Section S99
 -Paragraph 3
 -Subparagraph (SX 210.12-12B(Column C)(Footnote 2))
 -Publisher FASB
 -URI https://asc.fasb.org//1943274/2147480032/946-320-S99-3
Reference 9: http://www.xbrl.org/2003/role/disclosureRef
 -Topic 946
 -SubTopic 320
 -Name Accounting Standards Codification
 -Section S99
 -Paragraph 3
 -Subparagraph (SX 210.12-12B(Column A)(Footnote 6))
 -Publisher FASB
 -URI https://asc.fasb.org//1943274/2147480032/946-320-S99-3
Reference 10: http://www.xbrl.org/2003/role/disclosureRef
 -Topic 946
 -SubTopic 320
 -Name Accounting Standards Codification
 -Section S99
 -Paragraph 6
 -Subparagraph (SX 210.12-14(Column F)(Footnote 7))
 -Publisher FASB
 -URI https://asc.fasb.org//1943274/2147480032/946-320-S99-6
 
+ Details
|  Name: | 
us-gaap_InvestmentOwnedPercentOfNetAssets | 
|  Namespace Prefix: | 
us-gaap_ | 
|  Data Type: | 
dtr-types:percentItemType | 
|  Balance Type: | 
na | 
|  Period Type: | 
instant |