Business Segments (Wholesale Operations) (Details) - USD ($) $ in Thousands	3 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Mar. 31, 2016
Business segment information
Net sales to external customers	$ 174,393	$ 213,805
Income (loss) from operations	(78,319)	(63,708)
Total assets for reportable segments	1,357,745		$ 1,278,068
Reportable segments
Business segment information
Total assets for reportable segments	862,167		762,783
UGG wholesale
Business segment information
Net sales to external customers	45,901	66,422
Income (loss) from operations	(10,212)	(3,380)
Total assets for reportable segments	402,515		248,937
Teva wholesale
Business segment information
Net sales to external customers	29,525	37,066
Income (loss) from operations	1,862	5,874
Total assets for reportable segments	65,070		87,225
Sanuk wholesale
Business segment information
Net sales to external customers	22,303	28,513
Income (loss) from operations	4,181	5,348
Total assets for reportable segments	205,089		212,816
Other wholesale
Business segment information
Net sales to external customers	18,411	21,385
Income (loss) from operations	(1,630)	(4,000)
Total assets for reportable segments	66,559		65,072
Direct-to-Consumer
Business segment information
Net sales to external customers	58,253	60,419
Income (loss) from operations	(19,419)	(15,205)
Total assets for reportable segments	122,934		$ 148,733
Unallocated to segments
Business segment information
Income (loss) from operations	$ (53,101)	$ (52,345)