| SourceName | Taxonomy Technical Improvement | http://fasb.org/srt/role/changeNote/changeNote |
| TaxonomyVersion | 2020 | http://fasb.org/srt/role/changeNote/changeNote |
| ChangeDate | 2019-10 | http://fasb.org/srt/role/changeNote/changeNote |
| ModifiedReferences | true | http://fasb.org/srt/role/changeNote/changeNote |
| TaxonomyVersion | 2018 | http://fasb.org/srt/role/changeNote/changeNote |
| ChangeDate | 2017-08 | http://fasb.org/srt/role/changeNote/changeNote |
| ModifiedReferences | true | http://fasb.org/srt/role/changeNote/changeNote |
| Publisher | FASB | http://www.xbrl.org/2009/role/commonPracticeRef |
| Name | Accounting Standards Codification | http://www.xbrl.org/2009/role/commonPracticeRef |
| Topic | 970 | http://www.xbrl.org/2009/role/commonPracticeRef |
| SubTopic | 360 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Section | S99 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Paragraph | 1 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Subparagraph | (SX 210.12-28(Column B)) | http://www.xbrl.org/2009/role/commonPracticeRef |
| URI | http://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Publisher | FASB | http://www.xbrl.org/2009/role/commonPracticeRef |
| Name | Accounting Standards Codification | http://www.xbrl.org/2009/role/commonPracticeRef |
| Topic | 970 | http://www.xbrl.org/2009/role/commonPracticeRef |
| SubTopic | 360 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Section | S99 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Paragraph | 1 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Subparagraph | (SX 210.12-28(Column G)) | http://www.xbrl.org/2009/role/commonPracticeRef |
| URI | http://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Publisher | FASB | http://www.xbrl.org/2009/role/commonPracticeRef |
| Name | Accounting Standards Codification | http://www.xbrl.org/2009/role/commonPracticeRef |
| Topic | 970 | http://www.xbrl.org/2009/role/commonPracticeRef |
| SubTopic | 360 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Section | S99 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Paragraph | 1 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Subparagraph | (SX 210.12-28(Column D)) | http://www.xbrl.org/2009/role/commonPracticeRef |
| URI | http://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Publisher | FASB | http://www.xbrl.org/2009/role/commonPracticeRef |
| Name | Accounting Standards Codification | http://www.xbrl.org/2009/role/commonPracticeRef |
| Topic | 970 | http://www.xbrl.org/2009/role/commonPracticeRef |
| SubTopic | 360 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Section | S99 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Paragraph | 1 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Subparagraph | (SX 210.12-28(Column C)) | http://www.xbrl.org/2009/role/commonPracticeRef |
| URI | http://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Publisher | FASB | http://www.xbrl.org/2009/role/commonPracticeRef |
| Name | Accounting Standards Codification | http://www.xbrl.org/2009/role/commonPracticeRef |
| Topic | 970 | http://www.xbrl.org/2009/role/commonPracticeRef |
| SubTopic | 360 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Section | S99 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Paragraph | 1 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Subparagraph | (SX 210.12-28(Column E)) | http://www.xbrl.org/2009/role/commonPracticeRef |
| URI | http://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Publisher | FASB | http://www.xbrl.org/2009/role/commonPracticeRef |
| Name | Accounting Standards Codification | http://www.xbrl.org/2009/role/commonPracticeRef |
| Topic | 970 | http://www.xbrl.org/2009/role/commonPracticeRef |
| SubTopic | 360 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Section | S99 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Paragraph | 1 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Subparagraph | (SX 210.12-28(Column H)) | http://www.xbrl.org/2009/role/commonPracticeRef |
| URI | http://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Publisher | FASB | http://www.xbrl.org/2009/role/commonPracticeRef |
| Name | Accounting Standards Codification | http://www.xbrl.org/2009/role/commonPracticeRef |
| Topic | 970 | http://www.xbrl.org/2009/role/commonPracticeRef |
| SubTopic | 360 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Section | S99 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Paragraph | 1 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Subparagraph | (SX 210.12-28(Column F)) | http://www.xbrl.org/2009/role/commonPracticeRef |
| URI | http://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Publisher | FASB | http://www.xbrl.org/2009/role/commonPracticeRef |
| Name | Accounting Standards Codification | http://www.xbrl.org/2009/role/commonPracticeRef |
| Topic | 970 | http://www.xbrl.org/2009/role/commonPracticeRef |
| SubTopic | 360 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Section | S99 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Paragraph | 1 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Subparagraph | (SX 210.12-28(Column I)) | http://www.xbrl.org/2009/role/commonPracticeRef |
| URI | http://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Publisher | SEC | http://www.xbrl.org/2003/role/disclosureRef |
| Name | Regulation S-X (SX) | http://www.xbrl.org/2003/role/disclosureRef |
| Number | 210 | http://www.xbrl.org/2003/role/disclosureRef |
| Section | 12 | http://www.xbrl.org/2003/role/disclosureRef |
| Subsection | 28 | http://www.xbrl.org/2003/role/disclosureRef |
| Publisher | SEC | http://www.xbrl.org/2003/role/disclosureRef |
| Name | Regulation S-X (SX) | http://www.xbrl.org/2003/role/disclosureRef |
| Number | 210 | http://www.xbrl.org/2003/role/disclosureRef |
| Section | 5 | http://www.xbrl.org/2003/role/disclosureRef |
| Paragraph | c | http://www.xbrl.org/2003/role/disclosureRef |
| Subparagraph | Schedule III | http://www.xbrl.org/2003/role/disclosureRef |
| Subsection | 04 | http://www.xbrl.org/2003/role/disclosureRef |