| 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 | 2014 | 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 | 310 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Section | 45 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Paragraph | 6 | http://www.xbrl.org/2009/role/commonPracticeRef |
| URI | https://asc.fasb.org/extlink&oid=99404803&loc=d3e21412-158489 | 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 | 944 | http://www.xbrl.org/2009/role/commonPracticeRef |
| SubTopic | 20 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Section | 50 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Paragraph | 5 | http://www.xbrl.org/2009/role/commonPracticeRef |
| URI | https://asc.fasb.org/extlink&oid=99397103&loc=d3e6824-158387 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Publisher | FASB | http://fasb.org/us-gaap/role/ref/legacyRef |
| Name | Accounting Standards Codification | http://fasb.org/us-gaap/role/ref/legacyRef |
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| Paragraph | 3 | http://fasb.org/us-gaap/role/ref/legacyRef |
| Subparagraph | (a) | http://fasb.org/us-gaap/role/ref/legacyRef |
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| Publisher | FASB | http://fasb.org/us-gaap/role/ref/legacyRef |
| Name | Accounting Standards Codification | http://fasb.org/us-gaap/role/ref/legacyRef |
| Topic | 944 | http://fasb.org/us-gaap/role/ref/legacyRef |
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