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Net revenues - Schedule of contract cost assets (Detail) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |  |
Opening balance | $ 225,897 |
Closing balance | 238,794 | $ 225,897
Sales incentive programs |  |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |  |
Opening balance | 33,390 | 35,366
Closing balance | 32,296 | 33,390
Amortization | 22,227 | 19,960
Transition activities |  |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |  |
Opening balance | 192,507 | 170,132
Closing balance | 206,498 | 192,507
Amortization | $ 79,779 | $ 68,770

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- Definition Amount of amortization expense for asset recognized from cost incurred to obtain or fulfill contract with customer. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 340 -SubTopic 40 -Section 50 -Paragraph 3 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123353750&loc=SL49131252-203054 + Details
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- Definition Amount, after accumulated amortization and accumulated impairment loss, of asset recognized from cost incurred to obtain or fulfill contract with customer. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 340 -SubTopic 40 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123353750&loc=SL49131252-203054 + Details
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