XML 48 R37.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Long-Term Obligations Principal Payments (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2017
LOng-Term Obligations Disclosure [Abstract] |
Schedule of Maturities of Long-term Debt [Table Text Block] | Principal payments As of September 30, 2017, aggregate future principal payments for long-term obligations (including any current portion of long-term debt) were as follows (in thousands):
Years Ending |  |
2017 |  | $ | — |
2018 |  | — |
2019 |  | — |
2020 |  | 75,000 |
Thereafter |  | — |
Total |  | $ | 75,000 |

X
- Definition LOng-Term Obligations Disclosure [Abstract] + References No definition available. + Details
Name: | icui_LOngTermObligationsDisclosureAbstract
Namespace Prefix: | icui_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the combined aggregate amount of maturities and sinking fund requirements for all long-term borrowings for each of the five years following the date of the latest balance sheet date presented. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601 + Details
Name: | us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration