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Inventories - Major Classifications of Inventories (Detail) (USD $)
In Thousands, unless otherwise specified |
Sep. 30, 2014
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Mar. 31, 2014
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| Inventory Disclosure [Abstract] | ||
| Raw materials and supplies | $ 2,995 | $ 3,185 |
| Work in process | 18,354 | 17,767 |
| Finished products | 679 | 646 |
| Inventory Gross | 22,028 | 21,598 |
| Less - progress payments | 7,992 | 5,080 |
| Total | $ 14,036 | $ 16,518 |
| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold 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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- Definition
Gross amount, as of the balance sheet date, of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process. 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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- Definition
Amount before valuation and LIFO reserves of raw materials 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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- Definition
Amount before valuation and LIFO reserves of merchandise or goods in the production process expected to be completed 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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- Definition
Amount of advances received from customers under long-term contracts which have been offset against inventories accounts at the balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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