Reportable Operating Segments (Details) $ in Thousands	3 Months Ended
	Jun. 30, 2023 USD ($) segment	Jun. 30, 2022 USD ($)	Mar. 31, 2023 USD ($)
Segment Reporting Information [Line Items]
Number of reportable segments | segment	6
Net sales	$ 675,791	$ 614,461
Income (loss) from operations	70,736	56,341
Assets	2,847,902		$ 2,556,203
Unallocated cash and cash equivalents	1,046,889		981,795
Unallocated deferred tax assets, net	70,585		72,592
Reportable segments
Segment Reporting Information [Line Items]
Assets	1,273,797		1,087,915
Reportable segments | UGG brand wholesale
Segment Reporting Information [Line Items]
Assets	459,001		261,683
Reportable segments | HOKA brand wholesale
Segment Reporting Information [Line Items]
Assets	449,694		446,450
Reportable segments | Teva brand wholesale
Segment Reporting Information [Line Items]
Assets	68,660		94,735
Reportable segments | Sanuk brand wholesale
Segment Reporting Information [Line Items]
Assets	35,329		41,405
Reportable segments | Other brands wholesale
Segment Reporting Information [Line Items]
Assets	31,947		24,448
Reportable segments | Direct-to-Consumer
Segment Reporting Information [Line Items]
Assets	229,166		219,194
Segment reconciling items
Segment Reporting Information [Line Items]
Income (loss) from operations	(116,071)	(99,650)
Unallocated cash and cash equivalents	1,046,889		981,795
Unallocated deferred tax assets, net	70,585		72,592
Corporate
Segment Reporting Information [Line Items]
Unallocated other corporate assets	456,631		$ 413,901
Wholesale | UGG brand wholesale
Segment Reporting Information [Line Items]
Net sales	121,545	137,862
Wholesale | HOKA brand wholesale
Segment Reporting Information [Line Items]
Net sales	260,847	231,885
Wholesale | Teva brand wholesale
Segment Reporting Information [Line Items]
Net sales	35,132	46,895
Wholesale | Sanuk brand wholesale
Segment Reporting Information [Line Items]
Net sales	6,470	10,726
Wholesale | Other brands wholesale
Segment Reporting Information [Line Items]
Net sales	1,427	1,993
Wholesale | Reportable segments | UGG brand wholesale
Segment Reporting Information [Line Items]
Income (loss) from operations	16,866	30,665
Wholesale | Reportable segments | HOKA brand wholesale
Segment Reporting Information [Line Items]
Income (loss) from operations	86,524	69,616
Wholesale | Reportable segments | Teva brand wholesale
Segment Reporting Information [Line Items]
Income (loss) from operations	9,237	12,493
Wholesale | Reportable segments | Sanuk brand wholesale
Segment Reporting Information [Line Items]
Income (loss) from operations	759	2,466
Wholesale | Reportable segments | Other brands wholesale
Segment Reporting Information [Line Items]
Income (loss) from operations	(2,041)	(469)
Direct-to-Consumer | Direct-to-Consumer
Segment Reporting Information [Line Items]
Net sales	250,370	185,100
Direct-to-Consumer | Reportable segments | Direct-to-Consumer
Segment Reporting Information [Line Items]
Income (loss) from operations	$ 75,462	$ 41,220