ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES - Summary of acrued expenses (Details) - USD ($) $ in Thousands	Feb. 29, 2016	Feb. 28, 2015
ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES
Accrued compensation, benefits and payroll taxes	$ 28,912	$ 44,382
Accrued sales returns, discounts and allowances	27,530	24,271
Accrued warranty returns	20,622	23,553
Accrued advertising	22,087	18,930
Accrued legal fees	16,699	1,085
Accrued royalties	7,961	7,683
Accrued property, sales and other taxes	6,938	6,850
Accrued product liability	2,098	2,917
Derivative liabilities, current	495	240
Liability for uncertain tax positions	536
Other	7,367	11,290
Total accrued expenses and other current liabilities	$ 141,245	$ 141,201