Business Segments, Concentration of Business, and Credit Risk and Significant Customers (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2011	Sep. 30, 2011	Jun. 30, 2011	Mar. 31, 2011	Dec. 31, 2012 component segment	Dec. 31, 2011	Dec. 31, 2010
Business Segments, Concentration of Business, and Credit Risk and Significant Customers
Number of components of gross profit derived from sale to third parties									2
Number of reportable segments in which other brands are included									1
Business segment information
Net sales to external customers	$ 617,264	$ 376,392	$ 174,436	$ 246,306	$ 603,852	$ 414,358	$ 154,222	$ 204,851	$ 1,414,398	$ 1,377,283	$ 1,000,989
Income (loss) from operations									186,948	284,838	249,088
Depreciation and amortization									33,367	28,977	12,283
Capital expenditures									61,602	55,786	23,048
Total assets	1,068,064				1,146,196				1,068,064	1,146,196
Inter-segment sales									187,762	143,413	105,797
Inter-segment gross profit									67,999	65,715	45,483
Reportable segments
Business segment information
Total assets	816,807				724,210				816,807	724,210	299,338
UGG wholesale
Business segment information
Net sales to external customers									819,256	915,203	663,854
Income (loss) from operations									267,823	388,275	307,478
Depreciation and amortization									622	4,375	112
Capital expenditures									314	706	1,155
Total assets	377,997				347,213				377,997	347,213	194,028
Inter-segment sales									182,299	140,004	102,222
Inter-segment gross profit									65,932	64,160	44,165
Teva wholesale
Business segment information
Net sales to external customers									108,591	118,742	96,207
Income (loss) from operations									10,072	20,267	18,684
Depreciation and amortization									515	587	2,024
Capital expenditures									326	305	150
Total assets	59,641				61,893				59,641	61,893	49,849
Inter-segment sales									3,260	2,369	2,129
Inter-segment gross profit									1,108	1,130	802
Sanuk wholesale
Business segment information
Net sales to external customers									89,804	26,039
Income (loss) from operations									15,567	797
Depreciation and amortization									8,838	5,125
Capital expenditures									448	1,778
Total assets	209,861				217,936				209,861	217,936
Inter-segment sales									1,696
Inter-segment gross profit									825
Other brands wholesale
Business segment information
Net sales to external customers									20,194	21,801	23,476
Income (loss) from operations									(4,317)	(9,524)	(6,184)
Depreciation and amortization									1,622	533	1,125
Capital expenditures									197	198	226
Total assets	29,446				10,690				29,446	10,690	12,031
Inter-segment sales									507	1,040	1,446
Inter-segment gross profit									134	425	516
eCommerce
Business segment information
Net sales to external customers									130,592	106,498	91,808
Income (loss) from operations									29,903	24,255	23,536
Depreciation and amortization									839	540	232
Capital expenditures									347	1,419	1,030
Total assets	5,058				5,964				5,058	5,964	4,053
Retail stores
Business segment information
Net sales to external customers									245,961	189,000	125,644
Income (loss) from operations									25,590	31,461	27,310
Depreciation and amortization									12,073	6,082	3,018
Capital expenditures									34,004	22,297	11,296
Total assets	134,804				80,514				134,804	80,514	39,377
Unallocated to Segments
Business segment information
Income (loss) from operations									(157,690)	(170,693)	(121,736)
Depreciation and amortization									8,911	8,185	5,772
Capital expenditures									$ 25,966	$ 29,083	$ 9,191