DETAILS OF CERTAIN BALANCE SHEET ACCOUNTS

Accounts receivable, net:



	March 31,
(in thousands)	2012			2011
Accounts receivable	$	133,233		$	125,137
Provisions for returns	(7,613		)	(10,437		)
Provisions for promotions, rebates and other	(12,756		)	(10,460		)
Provisions for doubtful accounts and sales allowances	(1,093		)	(951		)
Accounts receivable, net	$	111,771		$	103,289

Inventory, net:



	March 31,
(in thousands)	2012		2011
Raw materials	$	14,062	$	15,315
Work in process	2,740		2,558
Finished goods	36,911		38,600
Inventory, net	$	53,713	$	56,473

Property, plant and equipment, net:



	March 31,
(in thousands)	2012			2011
Land	$	6,531		$	5,867
Buildings and improvements (useful life: 7-30 years)	67,417			55,256
Machinery and equipment (useful life: 2-10 years)	90,643			87,001
Software (useful life: 5-6 years)	28,951			27,096
Construction in progress	2,323			8,556
	195,865			183,776
Accumulated depreciation and amortization	(119,706		)	(113,154		)
Property, plant and equipment, net	$	76,159		$	70,622

Depreciation and amortization expense for fiscal years 2012, 2011 and 2010 was $13.3 million, $13.7 million and $16.4 million, respectively. In addition, the Company incurred $5.2 million of accelerated depreciation in fiscal year 2010 related to discontinued operations at its former Suzhou China facilities, which was included in Restructuring and other related charges on the Consolidated statements of operations.

Unamortized capitalized software costs were $6.7 million and $7.4 million at March 31, 2012 and 2011, respectively. Amortization expense related to capitalized software costs in fiscal years 2012, 2011 and 2010 was $3.1 million, $3.1 million, and $3.0 million, respectively.

Accrued liabilities:



	March 31,
(in thousands)	2012		2011
Employee compensation and benefits	$	24,458	$	27,478
Warranty obligation	13,346		11,016
Accrued advertising and sales and marketing	1,317		2,873
Accrued other	12,946		18,240
Accrued liabilities	$	52,067	$	59,607

Changes in the warranty obligation, which are included as a component of Accrued liabilities in the Consolidated balance sheets, are as follows:



	Year ended March 31,
(in thousands)	2012			2011
Warranty obligation at beginning of period	$	11,016		$	11,006
Warranty provision relating to products shipped during the year	17,061			14,769
Deductions for warranty claims processed	(14,731		)	(14,759		)
Warranty obligation at end of period	$	13,346		$	11,016