Income Taxes (Schedule of Deferred Tax Assets and Liabilities) (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Mar. 31, 2013
Deferred Tax Liabilities
Goodwill and intangibles	$ 17,251	$ 29,206
Unremitted earnings of foreign subsidiaries	397	213
Other	256	534
Gross deferred tax liabilities	17,904	29,953
Deferred Tax Assets
Net operating losses	29,455	29,631
Basis of finished goods inventory	6,299	7,714
Reserve for bad debts	1,193	1,169
Foreign tax credit carry-forwards	195	938
Accrued employee costs	8,609	10,211
Stock-based compensation	8,712	10,966
Other	2,836	2,530
Gross deferred tax assets	57,299	63,159
Valuation allowance	(3,518)	(3,518)
Net deferred tax assets	53,781	59,641
Net deferred tax assets/(liabilities)	$ 35,877	$ 29,688