| SourceName | Down Round | 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 |
| ModifiedDocumentation | true | http://fasb.org/srt/role/changeNote/changeNote |
| PreviousDocumentation | Description of whether the shares that may be issued as a result of the conversion of contingently convertible securities are included in the calculation of diluted earnings per share and the reasons why a share is or is not included in the EPS calculation. Discusses the significant terms of the conversion features. For instance: (a) Events or changes in circumstances that would cause the contingency to be met and any significant features necessary to understand the conversion rights and the timing of those rights; (b) The conversion price and the number of shares into which a security is potentially convertible; (c) Events or changes in circumstances, if any, that could adjust or change the contingency, conversion price, or number of shares, including significant terms of those changes; and (d) The manner of settlement upon conversion and any alternative settlement methods. | http://fasb.org/srt/role/changeNote/changeNote |
| Source_ASU_Number | 2017-11 | http://fasb.org/srt/role/changeNote/changeNote |
| Publisher | FASB | http://www.xbrl.org/2003/role/disclosureRef |
| Name | Accounting Standards Codification | http://www.xbrl.org/2003/role/disclosureRef |
| Topic | 505 | http://www.xbrl.org/2003/role/disclosureRef |
| SubTopic | 10 | http://www.xbrl.org/2003/role/disclosureRef |
| Section | 50 | http://www.xbrl.org/2003/role/disclosureRef |
| Paragraph | 9 | http://www.xbrl.org/2003/role/disclosureRef |
| URI | http://asc.fasb.org/extlink&oid=109259400&loc=d3e21550-112644 | http://www.xbrl.org/2003/role/disclosureRef |