XML 99 R85.htm IDEA: XBRL DOCUMENT
v3.3.1.900

Summary of Property and Equipment (Detail) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2015 | Apr. 01, 2014
Leasehold improvements |  |
Property Plant And Equipment [Line Items] |  |
Property and equipment, Useful life | Term of lease |
Global Thermoelectric Inc |  |
Property Plant And Equipment [Line Items] |  |
Property and equipment | $ 716 | $ 716
Global Thermoelectric Inc | Land |  |
Property Plant And Equipment [Line Items] |  |
Property and equipment | $ 15 |
Property and equipment, Useful life | Indefinite |
Global Thermoelectric Inc | Buildings |  |
Property Plant And Equipment [Line Items] |  |
Property and equipment | $ 81 |
Property and equipment, Useful life | 20 years |
Global Thermoelectric Inc | Leasehold improvements |  |
Property Plant And Equipment [Line Items] |  |
Property and equipment | $ 28 |
Global Thermoelectric Inc | Leasehold improvements | Minimum |  |
Property Plant And Equipment [Line Items] |  |
Property and equipment, Useful life | 5 years |
Global Thermoelectric Inc | Leasehold improvements | Maximum |  |
Property Plant And Equipment [Line Items] |  |
Property and equipment, Useful life | 7 years |
Global Thermoelectric Inc | Machinery and Equipment |  |
Property Plant And Equipment [Line Items] |  |
Property and equipment | $ 423 |
Global Thermoelectric Inc | Machinery and Equipment | Minimum |  |
Property Plant And Equipment [Line Items] |  |
Property and equipment, Useful life | 2 years |
Global Thermoelectric Inc | Machinery and Equipment | Maximum |  |
Property Plant And Equipment [Line Items] |  |
Property and equipment, Useful life | 5 years |
Global Thermoelectric Inc | Computer Hardware and Software |  |
Property Plant And Equipment [Line Items] |  |
Property and equipment | $ 169 |
Global Thermoelectric Inc | Computer Hardware and Software | Minimum |  |
Property Plant And Equipment [Line Items] |  |
Property and equipment, Useful life | 3 years |
Global Thermoelectric Inc | Computer Hardware and Software | Maximum |  |
Property Plant And Equipment [Line Items] |  |
Property and equipment, Useful life | 5 years |

X
- Definition The amount of property, plant, and equipment recognized as of the acquisition date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=56956791&loc=d3e4845-128472 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 55 -Paragraph 37 -URI http://asc.fasb.org/extlink&oid=35744172&loc=d3e2207-128464 + Details
Name: | us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Describes the periods of time over which an entity anticipates to receive utility from its property, plant and equipment (that is, the periods of time over which an entity allocates the initial cost of its property, plant and equipment). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=51655414&loc=d3e18780-107790 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 35 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=51661791&loc=d3e1205-110223 + Details
Name: | us-gaap_PropertyPlantAndEquipmentEstimatedUsefulLives
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_PropertyPlantAndEquipmentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. + References No definition available. + Details
Name: | us-gaap_PropertyPlantAndEquipmentUsefulLife
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_LeaseholdImprovementsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=thrm_GlobalThermoelectricIncMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_LandMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_BuildingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RangeAxis=us-gaap_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RangeAxis=us-gaap_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_MachineryAndEquipmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_ComputerEquipmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |