Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2015	Mar. 31, 2015	Jun. 30, 2014
Current assets
Cash and cash equivalents	$ 33,368	$ 36,429	$ 47,176
Short-term investments	49,939	69,845	29,911
Accounts receivable, net of allowances of $797, $1,059 and $1,346	36,363	42,052	42,737
Inventories	82,093	65,491	76,967
Deferred income taxes	4,430	4,375	4,329
Other current assets	14,218	11,235	15,565
Total current assets	220,411	229,427	216,685
Property, plant and equipment, net	25,510	25,493	26,797
Deferred income taxes	89	582	1,639
Other assets
Goodwill	15,820	15,820	15,083
Intangible assets, net	32,409	33,048	27,505
Other	5,529	5,103	4,175
Total other assets	53,758	53,971	46,763
Total assets	299,768	309,473	291,884
Current liabilities
Accounts payable	16,467	12,917	17,031
Accrued payroll and other compensation	5,207	9,054	5,002
Accrued customer programs	3,381	4,042	3,571
Other current liabilities	7,432	8,992	6,793
Total current liabilities	32,487	35,005	32,397
Long-term obligations	4,223	4,213	4,618
Stockholders’ equity	263,058	270,255	254,869
Total liabilities and stockholders’ equity	$ 299,768	$ 309,473	$ 291,884