XML 55 R56.htm IDEA: XBRL DOCUMENT v2.4.1.9

Customer Revenue by Classes of Similar Products or Services (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Revenue from External Customer [Line Items]
Customer revenue	$ 3,356.4us-gaap_Revenues	$ 3,456.5us-gaap_Revenues	$ 3,706.4us-gaap_Revenues
Services
Revenue from External Customer [Line Items]
Customer revenue	2,887.7us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = uis_ServicesMember	2,996.1us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = uis_ServicesMember	3,192.4us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = uis_ServicesMember
Technology
Revenue from External Customer [Line Items]
Customer revenue	468.7us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = uis_TechnologyMember	460.4us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = uis_TechnologyMember	514.0us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = uis_TechnologyMember
Systems Integration and Consulting | Services
Revenue from External Customer [Line Items]
Customer revenue	942.8us-gaap_Revenues / us-gaap_ProductOrServiceAxis = uis_SystemsIntegrationAndConsultingMember / us-gaap_StatementBusinessSegmentsAxis = uis_ServicesMember	956.9us-gaap_Revenues / us-gaap_ProductOrServiceAxis = uis_SystemsIntegrationAndConsultingMember / us-gaap_StatementBusinessSegmentsAxis = uis_ServicesMember	1,079.3us-gaap_Revenues / us-gaap_ProductOrServiceAxis = uis_SystemsIntegrationAndConsultingMember / us-gaap_StatementBusinessSegmentsAxis = uis_ServicesMember
Outsourcing | Services
Revenue from External Customer [Line Items]
Customer revenue	1,412.7us-gaap_Revenues / us-gaap_ProductOrServiceAxis = uis_OutsourcingMember / us-gaap_StatementBusinessSegmentsAxis = uis_ServicesMember	1,428.7us-gaap_Revenues / us-gaap_ProductOrServiceAxis = uis_OutsourcingMember / us-gaap_StatementBusinessSegmentsAxis = uis_ServicesMember	1,475.5us-gaap_Revenues / us-gaap_ProductOrServiceAxis = uis_OutsourcingMember / us-gaap_StatementBusinessSegmentsAxis = uis_ServicesMember
Infrastructure Services | Services
Revenue from External Customer [Line Items]
Customer revenue	347.4us-gaap_Revenues / us-gaap_ProductOrServiceAxis = uis_InfrastructureServicesMember / us-gaap_StatementBusinessSegmentsAxis = uis_ServicesMember	428.1us-gaap_Revenues / us-gaap_ProductOrServiceAxis = uis_InfrastructureServicesMember / us-gaap_StatementBusinessSegmentsAxis = uis_ServicesMember	442.4us-gaap_Revenues / us-gaap_ProductOrServiceAxis = uis_InfrastructureServicesMember / us-gaap_StatementBusinessSegmentsAxis = uis_ServicesMember
Core Maintenance | Services
Revenue from External Customer [Line Items]
Customer revenue	184.8us-gaap_Revenues / us-gaap_ProductOrServiceAxis = uis_CoreMaintenanceMember / us-gaap_StatementBusinessSegmentsAxis = uis_ServicesMember	182.4us-gaap_Revenues / us-gaap_ProductOrServiceAxis = uis_CoreMaintenanceMember / us-gaap_StatementBusinessSegmentsAxis = uis_ServicesMember	195.2us-gaap_Revenues / us-gaap_ProductOrServiceAxis = uis_CoreMaintenanceMember / us-gaap_StatementBusinessSegmentsAxis = uis_ServicesMember
Enterprise-Class Software And Servers | Technology
Revenue from External Customer [Line Items]
Customer revenue	429.0us-gaap_Revenues / us-gaap_ProductOrServiceAxis = uis_EnterpriseClassSoftwareAndServersMember / us-gaap_StatementBusinessSegmentsAxis = uis_TechnologyMember	402.7us-gaap_Revenues / us-gaap_ProductOrServiceAxis = uis_EnterpriseClassSoftwareAndServersMember / us-gaap_StatementBusinessSegmentsAxis = uis_TechnologyMember	480.3us-gaap_Revenues / us-gaap_ProductOrServiceAxis = uis_EnterpriseClassSoftwareAndServersMember / us-gaap_StatementBusinessSegmentsAxis = uis_TechnologyMember
Other Technology | Technology
Revenue from External Customer [Line Items]
Customer revenue	$ 39.7us-gaap_Revenues / us-gaap_ProductOrServiceAxis = uis_OtherTechnologyMember / us-gaap_StatementBusinessSegmentsAxis = uis_TechnologyMember	$ 57.7us-gaap_Revenues / us-gaap_ProductOrServiceAxis = uis_OtherTechnologyMember / us-gaap_StatementBusinessSegmentsAxis = uis_TechnologyMember	$ 33.7us-gaap_Revenues / us-gaap_ProductOrServiceAxis = uis_OtherTechnologyMember / us-gaap_StatementBusinessSegmentsAxis = uis_TechnologyMember

X

- Details

Name:	us-gaap_EntityWideInformationRevenueFromExternalCustomerLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.1)

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 1

-Article 5

+ Details

Name:	us-gaap_Revenues
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Details

Name:	us-gaap_ProductOrServiceAxis=uis_CoreMaintenanceMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ProductOrServiceAxis=uis_EnterpriseClassSoftwareAndServersMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ProductOrServiceAxis=uis_InfrastructureServicesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ProductOrServiceAxis=uis_OtherTechnologyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ProductOrServiceAxis=uis_OutsourcingMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ProductOrServiceAxis=uis_SystemsIntegrationAndConsultingMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=uis_ServicesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=uis_TechnologyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: