Goodwill and Other Intangible Assets (Details) - USD ($) $ in Thousands	Sep. 30, 2017	Mar. 31, 2017
Indefinite-lived Intangible Assets
Goodwill	$ 13,990	$ 13,990
Trademarks	15,454	15,454
Definite-lived Intangible Assets
Total gross carrying amount	105,297	104,045
Accumulated amortization	(59,072)	(54,361)
Net Definite-lived Intangible Assets	46,225	49,684
Total Other Intangible Assets	61,679	65,138
Total Goodwill and Other Intangible Assets	75,669	79,128
UGG brand wholesale
Indefinite-lived Intangible Assets
Goodwill	6,101	6,101
Other brands wholesale
Indefinite-lived Intangible Assets
Goodwill	7,889	7,889
Trademarks
Definite-lived Intangible Assets
Total gross carrying amount	55,245	55,245
Other Intangible Assets
Definite-lived Intangible Assets
Total gross carrying amount	$ 50,052	$ 48,800