XML 73 R68.htm IDEA: XBRL DOCUMENT
v3.20.1

Concentrations of Risk (Details) | 6 Months Ended
--- | ---
Dec. 31, 2019 USD ($) Customer Vendor | Dec. 31, 2018 Customer Vendor
Concentrations of risk (Textual) |  |
Insurance coverage of each bank | $ | $ 250,000 |
Accounts Payable Member |  |
Concentrations of risk (Textual) |  |
Concentration of credit risk, description | No vendor accounted for more than 10% of the total balance of accounts payable. | No vendor accounted for more than 10% of the total balance of accounts payable.
Total Revenue [Member] | One customer [Member] |  |
Concentrations of risk (Textual) |  |
Number of customers | Customer | 2 | 4
Concentration of credit risk, percentage | 19.60% | 25.60%
Total Revenue [Member] | Two customer [Member] |  |
Concentrations of risk (Textual) |  |
Number of customers | Customer | 2 | 4
Concentration of credit risk, percentage | 14.80% | 16.90%
Total Revenue [Member] | Four customer [Member] |  |
Concentrations of risk (Textual) |  |
Number of customers | Customer |  | 4
Concentration of credit risk, percentage |  | 10.90%
Total Revenue [Member] | Three customer [Member] |  |
Concentrations of risk (Textual) |  |
Number of customers | Customer |  | 4
Concentration of credit risk, percentage |  | 16.10%
Accounts Receivable [Member] |  |
Concentrations of risk (Textual) |  |
Concentration of credit risk, description | No customer accounted for more than 10% of the total balance of accounts receivable. | No customer accounted for more than 10% of the total balance of accounts receivable.
Total Purchase [Member] | One vendor [Member] |  |
Concentrations of risk (Textual) |  |
Number of vendors | Vendor | 1 | 3
Concentration of credit risk, percentage | 14.00% | 14.10%
Total Purchase [Member] | Two vendor [Member] |  |
Concentrations of risk (Textual) |  |
Number of vendors | Vendor |  | 3
Concentration of credit risk, percentage |  | 10.40%
Total Purchase [Member] | Three vendor [Member] |  |
Concentrations of risk (Textual) |  |
Number of vendors | Vendor |  | 3
Concentration of credit risk, percentage |  | 10.00%
PRC [Member] |  |
Concentrations of risk (Textual) |  |
Deposited from banks | $ | $ 23,000 |
Insurance coverage of each bank | $ | 72,000 |
RMB [Member] | PRC [Member] |  |
Concentrations of risk (Textual) |  |
Insurance coverage of each bank | $ | $ 500,000 |

X
- References No definition available. + Details
Name: | hht_ConcentrationsOfRiskTextualAbstract
Namespace Prefix: | hht_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of insurance coverage of each bank. + References No definition available. + Details
Name: | hht_InsuranceCoverageOfBank
Namespace Prefix: | hht_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Represents the number of customers. + References No definition available. + Details
Name: | hht_NumberOfCustomersReported
Namespace Prefix: | hht_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | hht_NumberofVendors
Namespace Prefix: | hht_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Identifies or describes the benchmark that serves as the denominator in the calculation of the percentage of concentration risk. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=118260190&loc=d3e13531-108611 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 18 -URI http://asc.fasb.org/extlink&oid=99393423&loc=d3e6351-108592 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 21 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118260190&loc=d3e13537-108611 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=99393423&loc=d3e6404-108592 + Details
Name: | us-gaap_ConcentrationRiskBenchmarkDescription
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 18 -URI http://asc.fasb.org/extlink&oid=99393423&loc=d3e6351-108592 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=118260190&loc=d3e13531-108611 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 21 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118260190&loc=d3e13537-108611 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=99393423&loc=d3e6404-108592 + Details
Name: | us-gaap_ConcentrationRiskPercentage1
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition A bank's noninterest bearing demand deposits in other banks (such as correspondents). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.1) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
Name: | us-gaap_DueFromBanks
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_ExtinguishmentOfDebtAxis=us-gaap_AccountsPayableMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ConcentrationRiskByBenchmarkAxis=us-gaap_SalesRevenueNetMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MajorCustomersAxis=hht_OneCustomerMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MajorCustomersAxis=hht_TwoCustomerMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MajorCustomersAxis=hht_FourCustomerMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MajorCustomersAxis=hht_ThreeCustomerMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ConcentrationRiskByBenchmarkAxis=us-gaap_AccountsReceivableMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ConcentrationRiskByBenchmarkAxis=hht_PurchaseMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | hht_VendorAxis=hht_OneVendorMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | hht_VendorAxis=hht_TwoVendorMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | hht_VendorAxis=hht_ThreeVendorMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | hht_BankLocationAxis=hht_PRCMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | hht_TypeOfCurrencyAxis=hht_RMBMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |