Quarterly Summary of Information (Unaudited) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Summarized unaudited quarterly financial data
Net sales	$ 736,048	$ 386,725	$ 170,085	$ 263,760	$ 617,264	$ 376,392	$ 174,436	$ 246,306	$ 1,556,618	$ 1,414,398	$ 1,377,283
Gross profit	376,200	166,892	69,832	123,559	285,994	159,293	73,579	113,288	736,483	632,154	678,995
Net income attributable to Deckers Outdoor Corporation	$ 140,897	$ 33,060	$ (29,275)	$ 1,007	$ 98,057	$ 43,061	$ (20,139)	$ 7,887	$ 145,689	$ 128,866	$ 199,052
Net income per share attributable to Deckers Outdoor Corporation common stockholders:
Basic (in dollars per share)	$ 4.08	$ 0.96	$ (0.85)	$ 0.03	$ 2.81	$ 1.19	$ (0.53)	$ 0.20	$ 4.23	$ 3.49	$ 5.16
Diluted (in dollars per share)	$ 4.04	$ 0.95	$ (0.85)	$ 0.03	$ 2.77	$ 1.18	$ (0.53)	$ 0.20	$ 4.18	$ 3.45	$ 5.07