Reportable Operating Segments (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Dec. 31, 2022 USD ($) segment	Dec. 31, 2021 USD ($)	Mar. 31, 2022 USD ($)
Segment Reporting Information [Line Items]
Number of reportable segments | segment			6
Net sales	$ 1,345,640	$ 1,187,752	$ 2,835,715	$ 2,414,332
Income (loss) from operations	362,660	293,396	546,832	483,409
Assets	2,809,289		2,809,289		$ 2,332,250
Unallocated cash and cash equivalents	1,057,843		1,057,843		843,527
Unallocated deferred tax assets, net	63,318		63,318		64,217
Reportable segments
Segment Reporting Information [Line Items]
Assets	1,300,350		1,300,350		1,031,390
Reportable segments | UGG brand wholesale
Segment Reporting Information [Line Items]
Assets	435,559		435,559		382,837
Reportable segments | HOKA brand wholesale
Segment Reporting Information [Line Items]
Assets	467,288		467,288		293,025
Reportable segments | Teva brand wholesale
Segment Reporting Information [Line Items]
Assets	83,320		83,320		91,140
Reportable segments | Sanuk brand wholesale
Segment Reporting Information [Line Items]
Assets	41,224		41,224		40,766
Reportable segments | Other brands wholesale
Segment Reporting Information [Line Items]
Assets	45,076		45,076		32,429
Reportable segments | Direct-to-Consumer
Segment Reporting Information [Line Items]
Assets	227,883		227,883		191,193
Segment reconciling items
Segment Reporting Information [Line Items]
Income (loss) from operations	(114,140)	(111,541)	(330,478)	(282,344)
Unallocated cash and cash equivalents	1,057,843		1,057,843		843,527
Unallocated deferred tax assets, net	63,318		63,318		64,217
Corporate
Segment Reporting Information [Line Items]
Unallocated other corporate assets	387,778		387,778		$ 393,116
Wholesale | UGG brand wholesale
Segment Reporting Information [Line Items]
Net sales	374,082	432,093	873,249	915,925
Wholesale | HOKA brand wholesale
Segment Reporting Information [Line Items]
Net sales	223,872	122,636	678,792	420,763
Wholesale | Teva brand wholesale
Segment Reporting Information [Line Items]
Net sales	25,180	16,287	91,662	78,857
Wholesale | Sanuk brand wholesale
Segment Reporting Information [Line Items]
Net sales	3,040	3,138	18,826	20,540
Wholesale | Other brands wholesale
Segment Reporting Information [Line Items]
Net sales	20,169	24,247	49,721	51,806
Wholesale | Reportable segments | UGG brand wholesale
Segment Reporting Information [Line Items]
Income (loss) from operations	114,372	126,085	257,120	283,624
Wholesale | Reportable segments | HOKA brand wholesale
Segment Reporting Information [Line Items]
Income (loss) from operations	68,658	18,039	201,850	107,696
Wholesale | Reportable segments | Teva brand wholesale
Segment Reporting Information [Line Items]
Income (loss) from operations	3,976	2,188	19,206	21,599
Wholesale | Reportable segments | Sanuk brand wholesale
Segment Reporting Information [Line Items]
Income (loss) from operations	(1,048)	(31)	1,768	4,896
Wholesale | Reportable segments | Other brands wholesale
Segment Reporting Information [Line Items]
Income (loss) from operations	(1,851)	1,139	3,517	12,004
Direct-to-Consumer | Direct-to-Consumer
Segment Reporting Information [Line Items]
Net sales	699,297	589,351	1,123,465	926,441
Direct-to-Consumer | Reportable segments | Direct-to-Consumer
Segment Reporting Information [Line Items]
Income (loss) from operations	$ 292,693	$ 257,517	$ 393,849	$ 335,934