| elementCreationTaxonomyVersion | 2013 | http://fasb.org/us-gaap/role/tin/taxonomyImplementationNote |
| Publisher | FASB | http://www.xbrl.org/2009/role/commonPracticeRef |
| Name | Accounting Standards Codification | http://www.xbrl.org/2009/role/commonPracticeRef |
| Topic | 230 | http://www.xbrl.org/2009/role/commonPracticeRef |
| SubTopic | 10 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Section | 45 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Paragraph | 28 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Subparagraph | (b) | http://www.xbrl.org/2009/role/commonPracticeRef |
| URI | https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585 | 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 | 350 | http://www.xbrl.org/2009/role/commonPracticeRef |
| SubTopic | 30 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Section | 50 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Paragraph | 2 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Subparagraph | (a)(2) | http://www.xbrl.org/2009/role/commonPracticeRef |
| URI | https://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Publisher | FASB | http://www.xbrl.org/2003/role/disclosureRef |
| Name | Accounting Standards Codification | http://www.xbrl.org/2003/role/disclosureRef |
| Topic | 944 | http://www.xbrl.org/2003/role/disclosureRef |
| SubTopic | 20 | http://www.xbrl.org/2003/role/disclosureRef |
| Section | S99 | http://www.xbrl.org/2003/role/disclosureRef |
| Paragraph | 2 | http://www.xbrl.org/2003/role/disclosureRef |
| Subparagraph | (2) | http://www.xbrl.org/2003/role/disclosureRef |
| URI | https://asc.fasb.org/extlink&oid=122135039&loc=d3e569990-122904 | http://www.xbrl.org/2003/role/disclosureRef |