Selected Financial Statement Data

Inventories consisted of the following:



	April 28, 2012		April 30, 2011
Raw materials	$	24,880	$	18,795
Work-in-process	10,581		8,457
Finished goods	19,463		19,637
	$	54,924	$	46,889

Inventories are reported net of the allowance for excess and obsolete inventory of $2,851 and $2,139 as of April 28, 2012 and April 30, 2011, respectively.

Property and equipment consisted of the following:



	April 28, 2012		April 30, 2011
Land	$	1,497	$	1,497
Buildings	56,431		55,457
Machinery and equipment	61,654		58,233
Office furniture and equipment	15,648		15,648
Computer software and hardware	42,172		37,754
Equipment held for rental	1,003		1,283
Demonstration equipment	9,806		8,086
Transportation equipment	4,116		3,688
	192,327		181,646
Less accumulated depreciation	123,931		111,780
	$	68,396	$	69,866

Accrued expenses consisted of the following:



	April 28, 2012		April 30, 2011
Compensation	$	11,475	$	11,149
Taxes, other than income taxes	3,987		4,237
Other	7,269		6,362
	$	22,731	$	21,748

Other (expense) income, net consisted of the following:



	Year Ended
	April 28, 2012			April 30, 2011			May 1, 2010
Foreign currency transaction gains (losses)	$	(206	)	$	463		$	(81	)
Equity in losses of affiliates	—			(36		)	(2,535		)
Other	96			450			(140		)
	$	(110	)	$	877		$	(2,756	)