Summary of Significant Accounting Policies - (Change in Presentation) (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Mar. 31, 2022
Disaggregation of Revenue [Line Items]
Net sales	$ 4,298,467	$ 4,538,818	$ 5,481,101
As previously reported
Disaggregation of Revenue [Line Items]
Net sales		4,538,818	5,481,101
Reclassifications
Disaggregation of Revenue [Line Items]
Net sales		0	0
Gaming
Disaggregation of Revenue [Line Items]
Net sales	1,231,063	1,288,313	1,577,195
Gaming | As previously reported
Disaggregation of Revenue [Line Items]
Net sales		1,211,485	1,451,883
Gaming | Reclassifications
Disaggregation of Revenue [Line Items]
Net sales		76,828	125,312
Keyboards & Combos
Disaggregation of Revenue [Line Items]
Net sales	821,441	836,432	967,301
Keyboards & Combos | As previously reported
Disaggregation of Revenue [Line Items]
Net sales		836,432	967,301
Keyboards & Combos | Reclassifications
Disaggregation of Revenue [Line Items]
Net sales		0	0
Pointing Devices
Disaggregation of Revenue [Line Items]
Net sales	742,987	728,357	781,108
Pointing Devices | As previously reported
Disaggregation of Revenue [Line Items]
Net sales		728,357	781,108
Pointing Devices | Reclassifications
Disaggregation of Revenue [Line Items]
Net sales		0	0
Video Collaboration
Disaggregation of Revenue [Line Items]
Net sales	609,361	677,923	667,570
Video Collaboration | As previously reported
Disaggregation of Revenue [Line Items]
Net sales		887,517	997,164
Video Collaboration | Reclassifications
Disaggregation of Revenue [Line Items]
Net sales		(209,594)	(329,594)
Webcams
Disaggregation of Revenue [Line Items]
Net sales	325,225	378,688	676,116
Webcams | As previously reported
Disaggregation of Revenue [Line Items]
Net sales		227,692	403,651
Webcams | Reclassifications
Disaggregation of Revenue [Line Items]
Net sales		150,996	272,465
Tablet Accessories | As previously reported
Disaggregation of Revenue [Line Items]
Net sales		254,374	310,123
Tablet Accessories | Reclassifications
Disaggregation of Revenue [Line Items]
Net sales		0	0
Headsets
Disaggregation of Revenue [Line Items]
Net sales	168,478	176,576	208,318
Headsets | As previously reported
Disaggregation of Revenue [Line Items]
Net sales		0	0
Headsets | Reclassifications
Disaggregation of Revenue [Line Items]
Net sales		176,576	208,318
Other
Disaggregation of Revenue [Line Items]
Net sales	$ 145,852	198,155	293,370
Other | As previously reported
Disaggregation of Revenue [Line Items]
Net sales		7,081	18,665
Other | Reclassifications
Disaggregation of Revenue [Line Items]
Net sales		191,074	274,705
Mobile Speakers
Disaggregation of Revenue [Line Items]
Net sales		0	0
Mobile Speakers | As previously reported
Disaggregation of Revenue [Line Items]
Net sales		111,649	149,782
Mobile Speakers | Reclassifications
Disaggregation of Revenue [Line Items]
Net sales		(111,649)	(149,782)
Audio & Wearables
Disaggregation of Revenue [Line Items]
Net sales		0	0
Audio & Wearables | As previously reported
Disaggregation of Revenue [Line Items]
Net sales		274,231	401,424
Audio & Wearables | Reclassifications
Disaggregation of Revenue [Line Items]
Net sales		$ (274,231)	$ (401,424)