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v3.20.1

Summary of Significant Accounting Policies (Details) | 6 Months Ended
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Dec. 31, 2019
Ownership percentage | 100.00%
CACM [Member] |
Place incorporated | New York, USA
Ownership percentage | 100.00%
BVI-ACM [Member] |
Place incorporated | British Virgin Island
Ownership percentage | 100.00%
China-ACMH [Member] |
Place incorporated | Beijing, China
Ownership percentage | 100.00%
Xin Ao [Member] |
Place incorporated | Beijing, China
Description of ownership percentage | VIE

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- Definition Description of the variable interest entity's nature. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 6 -Subparagraph b -URI http://asc.fasb.org/extlink&oid=118582676&loc=d3e5747-111685 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 5A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=118582676&loc=SL6759159-111685 + Details
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- Definition Percentage of the Variable Interest Entity's (VIE) voting interest owned by (or beneficial interest in) the reporting entity (directly or indirectly). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 5A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=118582676&loc=SL6759159-111685 + Details
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- Definition Structure or legal form of Variable Interest Entity (VIE). In general, a VIE is a corporation, partnership, trust, or any other legal structure used for business purposes that either (a) does not have equity investors with voting rights or (b) has equity investors that do not provide sufficient financial resources for the entity to support its activities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 5A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=118582676&loc=SL6759159-111685 + Details
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- Details
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- Details
Name: | dei_LegalEntityAxis=hht_BviAcmMember
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Data Type: | na
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- Details
Name: | dei_LegalEntityAxis=hht_ChinaAcmhMember
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Data Type: | na
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- Details
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