XML 56 R44.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Summary of Significant Accounting Policies - Property, Plant and Equipment Useful Life (Details) | 12 Months Ended
--- | ---
Dec. 31, 2018
Buildings and improvements | Maximum |
Property, Plant and Equipment [Line Items] |
Property, plant and equipment, useful lives | P40Y
Buildings and improvements | Minimum |
Property, Plant and Equipment [Line Items] |
Property, plant and equipment, useful lives | P5Y
Machinery, satellite hubs and equipment, and video-on-demand units | Maximum |
Property, Plant and Equipment [Line Items] |
Property, plant and equipment, useful lives | P10Y
Machinery, satellite hubs and equipment, and video-on-demand units | Minimum |
Property, Plant and Equipment [Line Items] |
Property, plant and equipment, useful lives | P4Y
Office and computer equipment | Maximum |
Property, Plant and Equipment [Line Items] |
Property, plant and equipment, useful lives | P7Y
Office and computer equipment | Minimum |
Property, Plant and Equipment [Line Items] |
Property, plant and equipment, useful lives | P3Y
Motor vehicles |
Property, Plant and Equipment [Line Items] |
Property, plant and equipment, useful lives | P5Y

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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 35 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=68071081&loc=d3e1205-110223 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=84158767&loc=d3e18780-107790 + 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
- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_BuildingAndBuildingImprovementsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

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

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