Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2015	Mar. 31, 2015	Dec. 31, 2014
Current assets
Cash and cash equivalents	$ 25,248	$ 36,429	$ 48,163
Short-term investments	59,735	69,845	39,802
Accounts receivable, net of allowances of $1,356, $1,059 and $1,525	78,978	42,052	84,713
Inventories	67,079	65,491	62,536
Deferred income taxes	4,321	4,375	3,783
Other current assets	9,834	11,235	11,807
Total current assets	245,195	229,427	250,804
Property, plant and equipment, net	26,592	25,493	25,775
Deferred income taxes	0	582	1,776
Other assets
Goodwill	15,820	15,820	15,075
Intangible assets, net	31,132	33,048	26,594
Other	5,611	5,103	4,247
Total other assets	52,563	53,971	45,916
Total assets	324,350	309,473	324,271
Current liabilities
Accounts payable	17,707	12,917	18,233
Accrued payroll and other compensation	8,301	9,054	8,075
Accrued customer programs	4,422	4,042	5,593
Accrued income taxes	4,755	745	4,097
Other current liabilities	9,927	8,247	10,760
Total current liabilities	45,112	35,005	46,758
Deferred income taxes	631	0	0
Long-term obligations	4,494	4,213	4,772
Stockholders’ equity	274,113	270,255	272,741
Total liabilities and stockholders’ equity	$ 324,350	$ 309,473	$ 324,271