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Debt and Credit Arrangements - Debt and Credit Arrangements (Detail) - USD ($) $ in Thousands | Dec. 31, 2015 | Dec. 31, 2014
--- | --- | ---
Short-term debt |  |
Short-term debt | $ 413 | $ 1,809
Current portion of long-term debt | 110 | 116
Short-term debt | 523 | 1,925
Long-term debt |  |
Total long-term debt | 31,864 | 31,865
Total long-term debt | 31,864 | 31,865
Total long-term debt | 31,864 | 31,865
Less current portion | (110) | (116)
Total long-term debt, less current portion | 31,754 | 31,749
Total debt | 32,277 | 33,674
Australian Dollar Denominated Term Loans Long-term Debt [Member] |  |
Long-term debt |  |
Total long-term debt | 266 | 414
Total long-term debt | 266 | 414
Total long-term debt | 266 | 414
USD Denominated Long-term Debt [Member] |  |
Long-term debt |  |
Total long-term debt | 30,505 | 31,451
Total long-term debt | 30,505 | 31,451
Total long-term debt | 30,505 | 31,451
Australian Dollar Denominated Secured Notes Short-term Debt [Member] |  |
Short-term debt |  |
Short-term debt | 112 | 0
Australian Dollar Denominated Long-term Debt [Member] |  |
Long-term debt |  |
Total long-term debt | 1,093 | 0
Total long-term debt | 1,093 | 0
Total long-term debt | 1,093 | 0
Brazilian Real Denominated Secured Notes Short Term Debt [Member] |  |
Short-term debt |  |
Short-term debt | $ 301 | $ 1,809

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- Definition Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.16) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 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) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 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 210.7-03.16) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 20, 22 -Article 5 + Details
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