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Inventories (Details) (USD $)
In Thousands, unless otherwise specified |
Sep. 30, 2014
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Mar. 31, 2014
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| Components of inventories | |||||
| Raw materials | $ 11,487 | $ 11,031 | |||
| Finished goods and sub-assemblies | 10,776 | 13,025 | |||
| Total inventories | $ 22,263 | $ 24,056 | [1] | ||
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| X | ||||||||||
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- Definition
Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of merchandise or goods held by the company that are readily available for sale. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of unprocessed items to be consumed in the manufacturing or production process. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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