| Source | Taxonomy Implementation Guide | http://fasb.org/us-gaap/role/tin/resource |
| SourceName | Short-duration Insurance Contracts | http://fasb.org/us-gaap/role/tin/resource |
| pdfURI | https://www.fasb.org/shortdurationinsurance_1 | http://fasb.org/us-gaap/role/tin/resource |
| inlineURI | https://xbrl.fasb.org/ix/?doc=../impdocs/SD_TIG/inline-f2017shortxdurationinsurancecontractsguide1.htm | http://fasb.org/us-gaap/role/tin/resource |
| elementCreationTaxonomyVersion | 2009 | 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 | 944 | http://www.xbrl.org/2009/role/commonPracticeRef |
| SubTopic | 40 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Section | 55 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Paragraph | 9C | http://www.xbrl.org/2009/role/commonPracticeRef |
| Subparagraph | (a) | http://www.xbrl.org/2009/role/commonPracticeRef |
| URI | https://asc.fasb.org/extlink&oid=122147696&loc=SL65671395-207642 | http://www.xbrl.org/2009/role/commonPracticeRef |