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Summarizes Company's debt (Detail) (USD $) In Thousands, unless otherwise specified | Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2012 US Term Note | Dec. 31, 2011 US Term Note | Dec. 31, 2012 Europe Term Note | Dec. 31, 2011 Europe Term Note | Dec. 31, 2012 W.E.T. Term Note | Dec. 31, 2011 W.E.T. Term Note | Dec. 31, 2012 Bank Of China | Sep. 11, 2012 Bank Of China | Dec. 31, 2012 Capital Lease Obligations | Dec. 31, 2011 Capital Lease Obligations
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Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Interest Rate |  |  | 2.06% | 3.58% | 1.80% | 4.32% | 2.00% | 4.09% | 6.90% | 6.90% | 5.50% | 5.50%
Total debt | $ 56,952 | $ 76,247 | $ 29,312 | $ 33,250 | $ 4,476 | $ 4,389 | $ 18,852 | $ 34,903 | $ 3,172 |  | $ 1,140 | $ 3,705
Current portion | (17,218) | (14,570) |  |  |  |  |  |  |  |  |  |
Long-term debt, less current maturities | $ 39,734 | $ 61,677 |  |  |  |  |  |  |  |  |  |

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- Definition Interest rate stated in the contractual debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Sum of the carrying values as of the balance sheet date of all long-term debt, which is debt initially having maturities due after one year from the balance sheet date or beyond the operating cycle, if longer, but excluding the portions thereof scheduled to be repaid within one year or the normal operating cycle, if longer plus capital lease obligations due to be paid more than one year after the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 6 -Section H + Details
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- Definition Obligation related to long-term debt (excluding convertible debt) and capital leases, the portion which is due in one year or less in the future. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.20) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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