XML 85 R62.htm IDEA: XBRL DOCUMENT
v3.23.1

Restructuring And Other Transformation - Restructuring Charges (Details) - Project Matterhorn - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Mar. 31, 2023 | Mar. 31, 2023
Restructuring Cost and Reserve [Line Items] |  |
Restructuring | $ 11,957 | $ 25,249
Other transformation | 24,956 | 53,597
GLOBAL RIM BUSINESS |  |
Restructuring Cost and Reserve [Line Items] |  |
Restructuring | 9,525 | 22,608
Other transformation | 3,485 | 7,386
GLOBAL DATA CENTER BUSINESS |  |
Restructuring Cost and Reserve [Line Items] |  |
Restructuring | 78 | 78
Other transformation | 870 | 928
CORPORATE AND OTHER |  |
Restructuring Cost and Reserve [Line Items] |  |
Restructuring | 2,354 | 2,563
Other transformation | $ 20,601 | $ 45,283

X
- Definition Other Costs, Transformation + References No definition available. + Details
Name: | irm_OtherCostsTransformation
Namespace Prefix: | irm_
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_RestructuringCostAndReserveLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount, after cash payment, of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation. + References Reference 1: 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 https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585 + Details
Name: | us-gaap_RestructuringCosts
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_RestructuringPlanAxis=irm_ProjectMatterhornMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

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

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