| Standard label: | Advance Royalties |
| Name: | us-gaap:AdvanceRoyalties |
| Documentation: | The amount paid to music publishers, record producers, songwriters, or other artists in advance of their earning royalties from record or music sales. Such an amount is based on contractual terms and is generally nonrefundable. |
| Object type: | cm:Concept |
| Data type: | Monetary (xbrli:monetaryItemType) |
| Period type: | As Of (instant) |
| Balance type: | Debit |
| Abstract: | false |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:AdvanceRoyalties |
| Label | Role | Language |
| Advance Royalties | http://www.xbrl.org/2003/role/label | en-US |
| Advance Royalties, Total | http://www.xbrl.org/2003/role/totalLabel | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 928 340 45 1 | http://fasb.org/us-gaap/role/ref/legacyRef | 928 |