XML 28 R119.htm IDEA: XBRL DOCUMENT
v3.19.3.a.u2

Commitments and Contingencies Contingencies (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2018 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Business Acquisition [Line Items] |  |  |  |
contract settlement | $ 12.7 |  | $ 28.9 |
Hospira [Member] |  |  |  |
Business Acquisition [Line Items] |  |  |  |
contingent consideration gross |  | $ 225.0 |  | $ 225.0
Pursuit Vascular, Inc. [Member] |  |  |  |
Business Acquisition [Line Items] |  |  |  |
contingent consideration gross |  | $ 50.0 |  |

X
- Definition contingent consideration gross + References No definition available. + Details
Name: | icui_Contingentconsiderationgross
Namespace Prefix: | icui_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition contract settlement + References No definition available. + Details
Name: | icui_Contractsettlement
Namespace Prefix: | icui_
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_BusinessAcquisitionLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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

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