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Deferred revenue (Tables) | 12 Months Ended
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Jun. 30, 2021
Disclosure Text Block [Abstract] |
Schedule of deferred revenue |
|  | June 30, 2021 |  |  | June 30, 2020 |
Color World platform subscription fees collected in advance of revenue recognition |  | $ | 3,596,821 |  |  | $ | - |

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- Definition Tabular disclosure of the type of arrangements and the corresponding amounts that comprise the current and noncurrent balance of deferred revenue as of the balance sheet date. + References Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 8 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=124098289&loc=d3e6935-107765 + Details
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Namespace Prefix: | us-gaap_
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Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration