Equity Method Investments - (Details) - Colombian content producers, Radio television and NTC nacional - Television broadcast license	Nov. 30, 2016 item
Equity Method Investments.
License life (in years)	10 years
Number of national broadcast television licenses	3

Useful life of Renewable television broadcast concession license, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

Name:	hmtv_RenewableTelevisionBroadcastConcessionLicenseUsefulLife
Namespace Prefix:	hmtv_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration