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v2.4.1.9

Amount borrowed under credit agreement (Detail) In Thousands, unless otherwise specified | 0 Months Ended
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Aug. 07, 2014 US Term Note USD ($) | Aug. 07, 2014 US Revolving Note USD ($) | Aug. 07, 2014 US Revolving Note CAD | Aug. 07, 2014 Europe Term Loan USD ($) | Aug. 07, 2014 Europe Term Loan EUR (€)
Line Of Credit Facility [Line Items] |  |  |  |  |
Borrowing proceeds | $ 50,000 us-gaap_ProceedsFromLinesOfCredit / us-gaap_LongtermDebtTypeAxis = thrm_UnitedStateTermLoanMember | $ 13,695 us-gaap_ProceedsFromLinesOfCredit / us-gaap_LongtermDebtTypeAxis = thrm_UnitedStateRevolvingNoteMember | 15,000 us-gaap_ProceedsFromLinesOfCredit / us-gaap_LongtermDebtTypeAxis = thrm_UnitedStateRevolvingNoteMember | $ 26,730 us-gaap_ProceedsFromLinesOfCredit / us-gaap_LongtermDebtTypeAxis = thrm_EuropeTermLoanMember | € 20,000 us-gaap_ProceedsFromLinesOfCredit / us-gaap_LongtermDebtTypeAxis = thrm_EuropeTermLoanMember

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- Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(f)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph f -Article 4 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3255-108585 + Details
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