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Supplemental Cash Flow Information - Additional Information Relating to Cash Flow Activities (Detail) - USD ($) $ in Thousands | 9 Months Ended
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Sep. 30, 2015 | Sep. 30, 2014
Supplemental Cash Flow Elements [Abstract] |  |
Cash payments (refunds) for income taxes, net | $ (3,648) | $ (4,864)
Noncash investing and financing activities: |  |
Accounts payable, accrued liabilities and long-term debt associated with additions of property, plant and equipment | 59,566 | 23,017
Long-term debt associated with additions of capitalized internal-use software and software development | $ 3,082 | $ 4,256

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- Definition Future cash outflow to pay for purchases of fixed assets that have occurred. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4332-108586 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4313-108586 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4304-108586 + Details
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