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Segment Information - Summary of Revenue Disaggregated by Reportable Operating Segments (Detail) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | $ 2,161,662 | $ 2,349,596 | $ 4,541,147 | $ 4,673,543
Gross revenue recognition (Principal) |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 1,963,864 | 2,170,648 | 4,159,715 | 4,351,052
Net revenue recognition (Agent) |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 197,798 | 178,948 | 381,432 | 322,491
North America |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 1,732,357 | 1,897,166 | 3,637,179 | 3,731,130
North America | Gross revenue recognition (Principal) |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 1,586,437 | 1,767,933 | 3,348,682 | 3,493,110
North America | Net revenue recognition (Agent) |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 145,920 | 129,233 | 288,497 | 238,020
EMEA |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 368,873 | 391,726 | 781,714 | 818,730
EMEA | Gross revenue recognition (Principal) |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 329,126 | 352,085 | 710,208 | 753,428
EMEA | Net revenue recognition (Agent) |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 39,747 | 39,641 | 71,506 | 65,302
APAC |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 60,432 | 60,704 | 122,254 | 123,683
APAC | Gross revenue recognition (Principal) |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 48,301 | 50,630 | 100,825 | 104,514
APAC | Net revenue recognition (Agent) |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 12,131 | 10,074 | 21,429 | 19,169
Large Enterprise / Corporate |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 1,485,046 | 1,638,244 | 3,182,815 | 3,262,242
Large Enterprise / Corporate | North America |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 1,189,407 | 1,321,876 | 2,556,710 | 2,615,409
Large Enterprise / Corporate | EMEA |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 271,772 | 289,519 | 580,070 | 598,582
Large Enterprise / Corporate | APAC |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 23,867 | 26,849 | 46,035 | 48,251
Commercial |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 385,075 | 381,497 | 766,340 | 775,337
Commercial | North America |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 359,940 | 359,750 | 717,229 | 731,775
Commercial | EMEA |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 7,788 | 3,609 | 16,701 | 8,399
Commercial | APAC |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 17,347 | 18,138 | 32,410 | 35,163
Public Sector |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 291,541 | 329,855 | 591,992 | 635,964
Public Sector | North America |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 183,010 | 215,540 | 363,240 | 383,946
Public Sector | EMEA |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 89,313 | 98,598 | 184,943 | 211,749
Public Sector | APAC |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 19,218 | 15,717 | 43,809 | 40,269
Hardware |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 1,172,641 | 1,310,273 | 2,307,368 | 2,639,118
Hardware | North America |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 1,037,523 | 1,165,127 | 2,028,589 | 2,320,766
Hardware | EMEA |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 125,074 | 132,220 | 261,388 | 295,110
Hardware | APAC |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 10,044 | 12,926 | 17,391 | 23,242
Software |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 553,794 | 635,336 | 1,383,022 | 1,274,136
Software | North America |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 365,209 | 417,327 | 960,449 | 812,124
Software | EMEA |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 167,182 | 196,060 | 370,434 | 410,621
Software | APAC |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 21,403 | 21,949 | 52,139 | 51,391
Services |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 435,227 | 403,987 | 850,757 | 760,289
Services | North America |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 329,625 | 314,712 | 648,141 | 598,240
Services | EMEA |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | 76,617 | 63,446 | 149,892 | 112,999
Services | APAC |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net sales | $ 28,985 | $ 25,829 | $ 52,724 | $ 49,050

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