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v3.21.2

Summary of significant accounting policies - Additional information (Details) | 3 Months Ended | 5 Months Ended | 6 Months Ended | 7 Months Ended | 9 Months Ended | 12 Months Ended |  |  |
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Mar. 31, 2020 USD ($) | Jan. 31, 2021 USD ($) $ / shares shares | Jun. 30, 2020 USD ($) | Sep. 30, 2019 USD ($) | Aug. 27, 2020 USD ($) $ / shares shares | Sep. 30, 2020 USD ($) | Dec. 31, 2019 USD ($) | Dec. 31, 2020 USD ($) | Jan. 31, 2020 USD ($) | Jan. 31, 2019 USD ($) | Apr. 30, 2021 USD ($) shares | Jun. 17, 2020 USD ($) | Jul. 01, 2019 $ / shares
Financing Receivable, Impaired [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Warrant purchase price | $ / shares |  |  |  |  |  |  |  |  |  |  |  |  | $ 11.50
Loss on Derivative Liabilities | $ (10,346,000) |  | $ (54,982,000) | $ (17,878,000) |  | $ (26,644,000) | $ (18,250,000) | $ (73,583,549) |  |  |  |  |
SOFTWARE LUXEMBOURG HOLDING S.A. (SUCCESSOR) AND POINTWELL LIMITED (PREDECESSOR) |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Fair value of retained noncontrolling interest in the Canadian subsidiary |  |  |  |  |  |  |  |  |  |  |  | $ 4,800,000.00 |
Reclassification of General and Administrative expense to Recapitalization and Transaction Fees |  |  |  |  |  |  |  |  | $ 16,244,000 |  |  |  |
Restricted cash |  | $ 2,964,000 |  |  | $ 10,306,000 |  |  |  | 15,005,000 | $ 14,884,000 | $ 2,656,000 |  |
Facility balance floor |  | 10,000,000 |  |  |  |  |  |  |  |  |  |  |
Royalty expense |  | 7,300,000.00 |  |  | 9,300,000.00 |  |  |  | 16,500,000.00 | 19,000,000.00 |  |  |
Advertising expenses |  | $ 3,700,000.00 |  |  | $ 3,200,000.00 |  |  |  | 5,300,000.00 | $ 4,000,000.00 |  |  |
Number of warrants to purchase additional common shares | shares |  | 705,882 |  |  |  |  |  |  |  |  | 705,882 |  |
Loss on Derivative Liabilities |  | $ (2,900,000) |  |  |  |  |  |  |  |  |  |  |
Increase decrease earnings attributable |  | $ (41,257,000) |  |  |  |  |  |  |  |  |  |  |
SOFTWARE LUXEMBOURG HOLDING S.A. (SUCCESSOR) AND POINTWELL LIMITED (PREDECESSOR) | Minimum [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Contractual terms (in years) |  | 3 years |  |  |  |  |  |  |  |  |  |  |
SOFTWARE LUXEMBOURG HOLDING S.A. (SUCCESSOR) AND POINTWELL LIMITED (PREDECESSOR) | Maximum [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Contractual terms (in years) |  | 5 years |  |  |  |  |  |  |  |  |  |  |
SOFTWARE LUXEMBOURG HOLDING S.A. (SUCCESSOR) AND POINTWELL LIMITED (PREDECESSOR) | Class A Common Stock [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Net impact of increase in value of participation right |  | $ 13,300,000.00 |  |  |  |  |  |  |  |  |  |  |
Loss on Derivative Liabilities |  | 7,400,000.00 |  |  |  |  |  |  |  |  |  |  |
Increase decrease earnings attributable |  | 5,900,000.00 |  |  |  |  |  |  |  |  |  |  |
SOFTWARE LUXEMBOURG HOLDING S.A. (SUCCESSOR) AND POINTWELL LIMITED (PREDECESSOR) | Class B Common Stock [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Loss on Derivative Liabilities |  | 7,400,000.00 |  |  |  |  |  |  |  |  |  |  |
Increase decrease earnings attributable |  | $ 5,900,000.00 |  |  |  |  |  |  |  |  |  |  |
SOFTWARE LUXEMBOURG HOLDING S.A. (SUCCESSOR) AND POINTWELL LIMITED (PREDECESSOR) | Volatility |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Measurement input rate |  | 35 |  |  |  |  |  |  |  |  |  |  |
SOFTWARE LUXEMBOURG HOLDING S.A. (SUCCESSOR) AND POINTWELL LIMITED (PREDECESSOR) | Non-Favored Sale scenario |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Measurement input rate |  | 35.00 |  |  |  |  |  |  |  |  |  |  |
SOFTWARE LUXEMBOURG HOLDING S.A. (SUCCESSOR) AND POINTWELL LIMITED (PREDECESSOR) | Held-to-maturity scenario |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Measurement input rate |  | 31.60 |  |  |  |  |  |  |  |  |  |  |
SOFTWARE LUXEMBOURG HOLDING S.A. (SUCCESSOR) AND POINTWELL LIMITED (PREDECESSOR) | Prepaid expenses and other current assets |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Unamortized commission expense |  | $ 3,100,000.00 |  |  |  |  |  |  | 11,200,000.00 |  |  |  |
SOFTWARE LUXEMBOURG HOLDING S.A. (SUCCESSOR) AND POINTWELL LIMITED (PREDECESSOR) | Other assets |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Unamortized commission expense |  | $ 4,400,000.00 |  |  |  |  |  |  | $ 11,700,000.00 |  |  |  |
SOFTWARE LUXEMBOURG HOLDING S.A. (SUCCESSOR) AND POINTWELL LIMITED (PREDECESSOR) | Tranche A |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of warrants to purchase additional common shares | shares |  | 235,294 |  |  |  |  |  |  |  |  |  |  |
Warrant purchase price | $ / shares |  | $ 262.34 |  |  |  |  |  |  |  |  |  |  |
SOFTWARE LUXEMBOURG HOLDING S.A. (SUCCESSOR) AND POINTWELL LIMITED (PREDECESSOR) | Tranche B |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of warrants to purchase additional common shares | shares |  | 470,588 |  |  | 470,588 |  |  |  |  |  |  |  |
Warrant purchase price | $ / shares |  | $ 274.84 |  |  | $ 274.84 |  |  |  |  |  |  |  |

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