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Debt and Credit Arrangements - Debt and Credit Arrangements (Detail) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Short-term debt
Current portion of long-term debt	$ 1,448	$ 110
Short-term debt	2,763	523
Long-term debt
Total long-term debt	44,391	31,864
Less current portion	(1,448)	(110)
Total long-term debt, less current portion	42,943	31,754
Total debt	45,706	32,277
USD Denominated Long-term Debt [Member]
Long-term debt
Total long-term debt	29,429	30,505
Australian Dollar Denominated Long-term Debt [Member]
Long-term debt
Total long-term debt	1,081	1,093
Australian Dollar Denominated Term Loans Long-term Debt [Member]
Long-term debt
Total long-term debt	0	266
USD Denominated Long-term Debt at 2.71%, due in 2026 [Member]
Long-term debt
Total long-term debt	13,881	0
Brazilian Real Denominated Secured Notes Short Term Debt [Member]
Short-term debt
Short-term debt	0	301
Australian Dollar Denominated Secured Notes Short-term Debt [Member]
Short-term debt
Short-term debt	0	112
Thailand Bhat Denominated Secured Notes Short Term Debt [Member]
Short-term debt
Short-term debt	$ 1,315	$ 0

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

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-Publisher FASB
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-SubTopic 210
-Section S99
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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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