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v3.21.2

Schedule of Changes in Contract Assets and Liabilities (Details) - USD ($) | 6 Months Ended
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Jun. 30, 2021 | Jun. 30, 2020
Accounting Policies [Abstract] |  |
Unbilled Accounts receivables, balance at beginning of period | $ 523,522 | $ 23,371
Unbilled Accounts receivables, Addition from acquisition |  | 276,023
Unbilled Accounts receivables, revenue recognized in advance of billings | 1,944,919 | 208,404
Unbilled Accounts receivables, billings | (1,956,366) | (57,558)
Unbilled Accounts receivables, balance at end of period | 512,075 | 450,240
Deferred revenue, balance at beginning of period | 996,131 | 754,073
Deferred revenue, Addition from acquisition |  | 195,448
Deferred revenue, billings | 2,141,905 | 1,482,894
Deferred revenue, recognized revenue | (2,195,089) | (1,520,617)
Deferred revenue, balance at end of period | $ 942,947 | $ 911,798

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- Definition Amount of increase (decrease) in revenue recognized for cumulative catch-up adjustment from contract modification which increases (decreases) right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 10 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130551-203045 + Details
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- Definition Amount of increase (decrease) in right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time, from business combination. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 10 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130551-203045 + Details
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