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Advances to and Investments in Foreign Joint Ventures' Operations - Additional Information (Detail) (USD $) | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2007 | Dec. 31, 2006
Schedule Of Equity Method Investments [Line Items] |  |  |  |
Equity income from foreign joint ventures' operations | $ 3,024,000 | $ 3,088,000 |  |
Advances to and Investments in Joint Venture Foreign Operations (Textual) [Abstract] |  |  |  |
Foreign joint ventures' operations related expenses | 267,000 | 343,000 |  |
Accumulated statutory reserves in equity method investments | 1,857,000 | 1,620,000 |  |
Foreign Operations |  |  |  |
Advances to and Investments in Joint Venture Foreign Operations (Textual) [Abstract] |  |  |  |
Foreign joint ventures' operations related expenses | 267,000 | 343,000 |  |
BOMAY |  |  |  |
Schedule Of Equity Method Investments [Line Items] |  |  |  |
Interest in Joint Venture | 40.00% |  |  |
Investment in joint ventures |  |  | 1,000,000 | 1,000,000
Equity income from foreign joint ventures' operations | 2,066,000 | 2,569,000 |  |
Sales made to the foreign joint venture | 325,000 | 415,000 |  |
Accounts receivable from foreign joint venture | 119,000 | 73,000 |  |
MIEFE |  |  |  |
Schedule Of Equity Method Investments [Line Items] |  |  |  |
Interest in Joint Venture | 41.00% |  |  |
Equity income from foreign joint ventures' operations | 115,000 | 16,000 |  |
Sales made to the foreign joint venture | 225,000 | 65,000 |  |
Accounts receivable from foreign joint venture | 0 | 25,000 |  |
AAG |  |  |  |
Schedule Of Equity Method Investments [Line Items] |  |  |  |
Interest in Joint Venture | 49.00% |  |  |
Equity income from foreign joint ventures' operations | 843,000 | 503,000 |  |
Sales made to the foreign joint venture | 4,000 | 49,000 |  |
Accounts receivable from foreign joint venture | $ 8,000 | $ 8,000 |  |

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- Definition Interest in joint venture. + References No definition available. + Details
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- Definition For an unclassified balance sheet, the amount due from customers or clients for goods or services that have been delivered or sold in the normal course of business, reduced to their estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 3 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.9) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.5) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
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