Represents the amount of programming rights as of the balance sheet date.

No definition available.

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Namespace Prefix:	hmtv_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The license fee under the agreement with related party.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Represents the number of channel feeds delivered through satellite as per the agreement with related party.

+ References

No definition available.

+ Details

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Namespace Prefix:	hmtv_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the number of specific movie titles to be distributed as per the agreement with related party.

+ References

No definition available.

+ Details

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Namespace Prefix:	hmtv_
Data Type:	xbrli:integerItemType
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- Definition

Represents the term of an agreement entered with a related party.

+ References

No definition available.

+ Details

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Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

For an unclassified balance sheet, amounts due from related parties including affiliates, employees, joint ventures, officers and stockholders, immediate families thereof, and pension funds.

+ References

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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Carrying amount as of the balance sheet date of obligations due all related parties.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Expenses recognized resulting from transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party.

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of revenue, fees and commissions earned from transactions between (a) a parent company and its subsidiaries; (b) subsidiaries of a common parent; (c) an entity and trusts for the benefit of employees, for example, but not limited to, pension and profit-sharing trusts that are managed by or under the trusteeship of the entity's management; (d) an entity and its principal, owners, management, or members of their immediate families; and (e) affiliates.

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Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=hmtv_MVSMultivisionDigitalSdeRLdeCVAndAffiliatesMember
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Period Type:

- Details

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Data Type:	na
Balance Type:
Period Type:

- Details

Name:	dei_LegalEntityAxis=hmtv_CinelatinoMember
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Data Type:	na
Balance Type:
Period Type:

- Details

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Data Type:	na
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Period Type:

- Details

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Balance Type:
Period Type:

- Details

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Period Type:

- Details

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Balance Type:
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Period Type:

- Details

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Period Type:

- Details

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Related Party Transactions (Details) $ in Millions		3 Months Ended
Related Party Transactions (Details) $ in Millions	Apr. 09, 2016	Mar. 31, 2018 USD ($) item	Mar. 31, 2017 USD ($)	Dec. 31, 2017 USD ($)
MVS Multivision Digital Sde RLde CV and Affiliates
Related party transactions
Due from related parties, net of allowance for doubtful accounts		$ 2.4		$ 2.2
Due to related parties		$ 2.6		1.9
MVS Multivision Digital Sde RLde CV and Affiliates \| Satellite and Support Services Agreement \| Cinelatino
Related party transactions
Number of channel feeds delivered through satellite \| item		2
Total expense		$ 0.7	$ 0.6
MVS Multivision Digital Sde RLde CV and Affiliates \| Affiliation Agreement
Related party transactions
Revenue recognized from related party		0.5	0.6
Director \| Consulting Agreement with Director
Related party transactions
Total expense		0.1	0.1
Term of agreement	3 years
Due to related parties		0.0		0.0
Panamax Films, LLC \| Programming Agreements
Related party transactions
Total expense		$ 0.0	0.0
Number of specific movie titles to be distributed \| item		3
Programming rights		$ 0.1	0.1
Lionsgate \| Movie License Agreement \| Cinelatino
Related party transactions
Total expense		0.0	0.1
Programming rights		0.0		0.1
License fee under agreement with related party		1.0
Frontera Productions LLC \| Services Agreement
Related party transactions
Total expense			$ 0.0
Due from related parties, net of allowance for doubtful accounts		0.1		0.0
Due to related parties		0.0		$ 0.0
License fee under agreement with related party		$ 0.1