| Name | IncreaseDecreaseInDeferredRevenue |
|---|---|
| Namespace | http://fasb.org/us-gaap/2020-01-31 |
| Prefix | us-gaap |
| Data type | xbrli:monetaryItemType |
| Period type | duration |
| Substitution Group | xbrli:item |
| Balance | debit |
| Nillable | True |
| Abstract | False |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Amount of increase (decrease) in deferred income and obligation to transfer product and service to customer for which consideration has been received or is receivable. | en-US | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Increase (Decrease) in Deferred Revenue | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Name | Value | Role |
|---|---|---|
| Publisher | FASB | http://www.xbrl.org/2003/role/exampleRef |
| Name | Accounting Standards Codification | http://www.xbrl.org/2003/role/exampleRef |
| Topic | 230 | http://www.xbrl.org/2003/role/exampleRef |
| SubTopic | 10 | http://www.xbrl.org/2003/role/exampleRef |
| Section | 45 | http://www.xbrl.org/2003/role/exampleRef |
| Paragraph | 28 | http://www.xbrl.org/2003/role/exampleRef |
| Subparagraph | (a) | http://www.xbrl.org/2003/role/exampleRef |
| URI | http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 | http://www.xbrl.org/2003/role/exampleRef |