Statement of Financial Position (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Mar. 31, 2014
Current assets:
Cash and cash equivalents	$ 112,989	$ 98,438
Restricted cash	297	337
Accounts receivable, net of allowances of $2,953 at December 31, 2014 and $3,013 at March 31, 2014	37,829	45,707
Inventories	89,140	93,028
Prepaid expenses and other current assets	3,169	9,520
Deferred income taxes	7,646	7,975
Total current assets	251,070	255,005
Property, plant and equipment, net	45,565	50,569
Intangible assets, net	11,802	16,347
Goodwill	27,641	25,164
Deferred income taxes	24,291	24,316
Other assets	15,229	11,781
Total assets	375,598	383,182
Current liabilities:
Current portion of capitalized lease obligations	931	2,468
Current portion of loans payable	45,854	1,028
Accounts payable	10,671	15,684
Accrued expenses and other current liabilities	19,480	50,166
Total current liabilities	76,936	69,346
Capitalized lease obligations, net of current portion	73	723
Long-term loans, net of current portion	4,123	19,831
Pension liabilities	12,966	15,545
Other long-term liabilities	7,093	7,105
Total liabilities	101,191	112,550
Commitments and contingencies (Note 16)
Stockholders' equity:
Preferred stock, $0.01 par value: (Authorized: 5,000,000 shares; none issued and outstanding)	0	0
Common stock, $0.01 par value: (Authorized: 80,000,000 shares; 38,116,884 issued and 31,649,158 outstanding at December 31, 2014 and 38,016,909 issued and 31,353,819 outstanding at March 31, 2014)	381	380
Additional paid-in capital	208,862	206,290
Treasury stock, at cost: 6,467,726 common shares at December 31, 2014 and 6,663,090 common shares at March 31, 2014	(57,059)	(58,782)
Retained earnings	130,446	117,715
Accumulated other comprehensive income (loss)	(8,223)	5,029
Total stockholders' equity	274,407	270,632
Total liabilities and stockholders' equity	$ 375,598	$ 383,182