XML 107 R97.htm IDEA: XBRL DOCUMENT
v3.19.2

Depreciation and Amortization, by Segment (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2019 | Jun. 30, 2018 | Jun. 30, 2019 | Jun. 30, 2018
Property, Plant and Equipment [Line Items] |  |  |  |
Depreciation and amortization of intangible assets | $ 28,641 | $ 30,907 | $ 57,068 | $ 61,979
Device Solutions [Member] |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Depreciation and amortization of intangible assets | 6,346 | 6,442 | 12,782 | 12,916
Networked Solutions Segment [Member] |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Depreciation and amortization of intangible assets | 3,205 | 3,071 | 6,453 | 6,315
Outcomes Segment [Member] |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Depreciation and amortization of intangible assets | 1,285 | 1,638 | 2,587 | 3,347
Corporate Unallocated [Member] |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Depreciation and amortization of intangible assets | $ 17,805 | $ 19,756 | $ 35,246 | $ 39,401

X
- Definition The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8736-108599 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585 + Details
Name: | us-gaap_DepreciationDepletionAndAmortization
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
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_StatementBusinessSegmentsAxis=itri_DeviceSolutionsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=itri_NetworkedSolutionsSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=itri_OutcomesSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=us-gaap_CorporateNonSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |