DETAILS OF CERTAIN BALANCE SHEET ACCOUNTS

Accounts receivable, net:



	December 31,			March 31,
(in thousands)	2011			2011
Accounts receivable	$	131,249		$	125,137
Provisions for returns	(8,050		)	(10,437		)
Provisions for promotions, rebates and other	(13,011		)	(10,460		)
Provisions for doubtful accounts and sales allowances	(511		)	(951		)
Accounts receivable, net	$	109,677		$	103,289

Inventory, net:



	December 31,		March 31,
(in thousands)	2011		2011
Raw materials	$	15,374	$	15,315
Work in process	2,815		2,558
Finished goods	39,610		38,600
Inventory, net	$	57,799	$	56,473

Accrued Liabilities:



	December 31,		March 31,
(in thousands)	2011		2011
Employee compensation and benefits	$	22,969	$	27,478
Warranty obligation accrual	13,509		11,016
Accrued advertising and sales and marketing	1,810		2,873
Accrued other	12,506		18,240
Accrued liabilities	$	50,794	$	59,607

Changes during the nine months ended December 31, 2011 in the warranty obligation accrual, which is included as a component of Accrued liabilities in the Condensed consolidated balance sheets, are as follows:



	Nine Months Ended
(in thousands)	December 31, 2011

Warranty obligation accrual at March 31, 2011	$	11,016
Warranty provision relating to products shipped	13,261
Deductions for warranty claims processed	(10,768		)
Warranty obligation accrual at December 31, 2011	$	13,509