IndexAdvertising Cost, Policy, Expensed Advertising Cost [Policy Text Block] (Deprecated 2019-01-31)
| Name | AdvertisingCostPolicyExpensedAdvertisingCost |
|---|---|
| Namespace | http://fasb.org/us-gaap/2020-01-31 |
| Prefix | us-gaap |
| Data type | nonnum:textBlockItemType |
| Period type | duration |
| Substitution Group | xbrli:item |
| Balance | None |
| Nillable | True |
| Abstract | False |
Labels
| Text | Lang | Role | Container role |
|---|---|---|---|
| Disclosure of accounting policy for advertising costs that are expensed, indicating whether such costs are expensed as incurred or the first period in which the advertising takes place. | en-US | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Advertising Cost, Policy, Expensed Advertising Cost [Policy Text Block] (Deprecated 2019-01-31) | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |