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Income taxes - examination by major tax jurisdictions (Detail) - Ending | 12 Months Ended
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Dec. 31, 2015
United States |
Income Tax Examination [Line Items] |
Taxable years remain subject to examination | 2015
Canada |
Income Tax Examination [Line Items] |
Taxable years remain subject to examination | 2015
China |
Income Tax Examination [Line Items] |
Taxable years remain subject to examination | 2015
Czech Republic |
Income Tax Examination [Line Items] |
Taxable years remain subject to examination | 2015
France |
Income Tax Examination [Line Items] |
Taxable years remain subject to examination | 2015
Germany |
Income Tax Examination [Line Items] |
Taxable years remain subject to examination | 2015
India |
Income Tax Examination [Line Items] |
Taxable years remain subject to examination | 2015
Ireland |
Income Tax Examination [Line Items] |
Taxable years remain subject to examination | 2015
Italy |
Income Tax Examination [Line Items] |
Taxable years remain subject to examination | 2015
Malaysia |
Income Tax Examination [Line Items] |
Taxable years remain subject to examination | 2015
Singapore |
Income Tax Examination [Line Items] |
Taxable years remain subject to examination | 2015

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- Definition Tax year that remains open to examination under enacted tax laws, in CCYY format. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32718-109319 + Details
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