Segment Information - Summary of Revenue Disaggregated by Reportable Operating Segments (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Segment Reporting Information [Line Items]
Total net sales	$ 2,379,485	$ 2,323,947
Gross revenue recognition (Principal)
Segment Reporting Information [Line Items]
Total net sales	2,195,851	2,180,404
Net revenue recognition (Agent)
Segment Reporting Information [Line Items]
Total net sales	183,634	143,543
North America
Segment Reporting Information [Line Items]
Total net sales	1,904,822	1,833,964
North America | Gross revenue recognition (Principal)
Segment Reporting Information [Line Items]
Total net sales	1,762,245	1,725,177
North America | Net revenue recognition (Agent)
Segment Reporting Information [Line Items]
Total net sales	142,577	108,787
EMEA
Segment Reporting Information [Line Items]
Total net sales	412,841	427,004
EMEA | Gross revenue recognition (Principal)
Segment Reporting Information [Line Items]
Total net sales	381,082	401,343
EMEA | Net revenue recognition (Agent)
Segment Reporting Information [Line Items]
Total net sales	31,759	25,661
APAC
Segment Reporting Information [Line Items]
Total net sales	61,822	62,979
APAC | Gross revenue recognition (Principal)
Segment Reporting Information [Line Items]
Total net sales	52,524	53,884
APAC | Net revenue recognition (Agent)
Segment Reporting Information [Line Items]
Total net sales	9,298	9,095
Large Enterprise / Corporate
Segment Reporting Information [Line Items]
Total net sales	1,697,769	1,623,998
Large Enterprise / Corporate | North America
Segment Reporting Information [Line Items]
Total net sales	1,367,303	1,293,533
Large Enterprise / Corporate | EMEA
Segment Reporting Information [Line Items]
Total net sales	308,298	309,063
Large Enterprise / Corporate | APAC
Segment Reporting Information [Line Items]
Total net sales	22,168	21,402
Commercial
Segment Reporting Information [Line Items]
Total net sales	381,265	393,840
Commercial | North America
Segment Reporting Information [Line Items]
Total net sales	357,289	372,025
Commercial | EMEA
Segment Reporting Information [Line Items]
Total net sales	8,913	4,790
Commercial | APAC
Segment Reporting Information [Line Items]
Total net sales	15,063	17,025
Public Sector
Segment Reporting Information [Line Items]
Total net sales	300,451	306,109
Public Sector | North America
Segment Reporting Information [Line Items]
Total net sales	180,230	168,406
Public Sector | EMEA
Segment Reporting Information [Line Items]
Total net sales	95,630	113,151
Public Sector | APAC
Segment Reporting Information [Line Items]
Total net sales	24,591	24,552
Hardware
Segment Reporting Information [Line Items]
Total net sales	1,134,727	1,328,845
Hardware | North America
Segment Reporting Information [Line Items]
Total net sales	991,066	1,155,639
Hardware | EMEA
Segment Reporting Information [Line Items]
Total net sales	136,314	162,890
Hardware | APAC
Segment Reporting Information [Line Items]
Total net sales	7,347	10,316
Software
Segment Reporting Information [Line Items]
Total net sales	829,228	638,800
Software | North America
Segment Reporting Information [Line Items]
Total net sales	595,240	394,797
Software | EMEA
Segment Reporting Information [Line Items]
Total net sales	203,252	214,561
Software | APAC
Segment Reporting Information [Line Items]
Total net sales	30,736	29,442
Services
Segment Reporting Information [Line Items]
Total net sales	415,530	356,302
Services | North America
Segment Reporting Information [Line Items]
Total net sales	318,516	283,528
Services | EMEA
Segment Reporting Information [Line Items]
Total net sales	73,275	49,553
Services | APAC
Segment Reporting Information [Line Items]
Total net sales	$ 23,739	$ 23,221