XML 177 R72.htm IDEA: XBRL DOCUMENT v3.22.0.1

Debt - Schedule of Long Term Debt (Details) $ in Thousands	Dec. 31, 2021 USD ($)	Dec. 31, 2021 AUD ($)	Dec. 31, 2020 USD ($)
Debt Instrument [Line Items]
Debt (inclusive of discount)	$ 9,364,451,000		$ 8,797,424,000
Net Deferred Financing Costs	(92,510,000)		(94,110,000)
Total Long-term Debt (including current portion)	9,271,941,000		8,703,314,000
Debt, current portion	(310,084,000)		(193,759,000)
Carrying amount, current portion	(309,428,000)		(193,759,000)
Long-term debt, net of current portion	9,054,367,000		8,603,665,000
Unamortized deferred financing costs	(91,854,000)		(94,110,000)
Long-term debt, net of current portion	$ 8,962,513,000		8,509,555,000
Capital stock of subsidiaries pledged to secure debt (as a percent)	66.00%	66.00%
Unamortized original issue discount	$ 1,251,000
Capital lease obligations	356,729,000		366,311,000
Unamortized debt issuance expense, net of current portion	656,000		0
Australian Dollar Term Loan
Debt Instrument [Line Items]
Debt (inclusive of discount)	223,182,000	$ 350,000	243,152,000
Net Deferred Financing Costs	(656,000)		(1,624,000)
Total Long-term Debt (including current portion)	222,526,000		241,528,000
Fair value	223,530,000		244,014,000
Unamortized original issue discount	$ 348,000		862,000
GBP Senior Notes 3.875 Percent due 2025
Debt Instrument [Line Items]
Stated interest rate (as a percent)	3.875%	3.875%
Debt (inclusive of discount)	$ 540,481,000		546,003,000
Net Deferred Financing Costs	(3,912,000)		(4,983,000)
Total Long-term Debt (including current portion)	536,569,000		541,020,000
Fair value	$ 542,508,000		553,101,000
47/8% Notes due 2027
Debt Instrument [Line Items]
Stated interest rate (as a percent)	4.875%	4.875%
Debt (inclusive of discount)	$ 1,000,000,000		1,000,000,000
Net Deferred Financing Costs	(8,176,000)		(9,598,000)
Total Long-term Debt (including current portion)	991,824,000		990,402,000
Fair value	$ 1,030,000,000		1,046,250,000
Senior Notes 4.875 Percent due 2028
Debt Instrument [Line Items]
Stated interest rate (as a percent)	5.25%	5.25%
Debt (inclusive of discount)	$ 825,000,000		825,000,000
Net Deferred Financing Costs	(7,380,000)		(8,561,000)
Total Long-term Debt (including current portion)	817,620,000		816,439,000
Fair value	$ 862,125,000		868,313,000
5% Notes due 2028
Debt Instrument [Line Items]
Stated interest rate (as a percent)	5.00%	5.00%
Debt (inclusive of discount)	$ 500,000,000		500,000,000
Net Deferred Financing Costs	(4,763,000)		(5,486,000)
Total Long-term Debt (including current portion)	495,237,000		494,514,000
Fair value	$ 513,750,000		523,125,000
47/8% Notes due 2029
Debt Instrument [Line Items]
Stated interest rate (as a percent)	4.875%	4.875%
Debt (inclusive of discount)	$ 1,000,000,000		1,000,000,000
Net Deferred Financing Costs	(11,211,000)		(12,658,000)
Total Long-term Debt (including current portion)	988,789,000		987,342,000
Fair value	$ 1,022,500,000		1,050,000,000
51/4% Notes due 2030
Debt Instrument [Line Items]
Stated interest rate (as a percent)	5.25%	5.25%
Debt (inclusive of discount)	$ 1,300,000,000		1,300,000,000
Net Deferred Financing Costs	(12,911,000)		(14,416,000)
Total Long-term Debt (including current portion)	1,287,089,000		1,285,584,000
Fair value	$ 1,355,250,000		1,400,750,000
41/2% Notes
Debt Instrument [Line Items]
Stated interest rate (as a percent)	4.50%	4.50%
Debt (inclusive of discount)	$ 1,100,000,000		1,100,000,000
Net Deferred Financing Costs	(11,404,000)		(12,648,000)
Total Long-term Debt (including current portion)	1,088,596,000		1,087,352,000
Fair value	1,094,500,000		1,138,500,000
5% Notes due 2032
Debt Instrument [Line Items]
Debt (inclusive of discount)	750,000,000		0
Net Deferred Financing Costs	(13,782,000)		0
Total Long-term Debt (including current portion)	736,218,000		0
Fair value	$ 767,813,000		0
55/8% Notes
Debt Instrument [Line Items]
Stated interest rate (as a percent)	5.625%	5.625%
Debt (inclusive of discount)	$ 600,000,000		600,000,000
Net Deferred Financing Costs	(6,147,000)		(6,727,000)
Total Long-term Debt (including current portion)	593,853,000		593,273,000
Fair value	637,500,000		660,000,000
Accounts Receivable Securitization Program
Debt Instrument [Line Items]
Debt (inclusive of discount)	0		85,000,000
Net Deferred Financing Costs	(450,000)		(152,000)
Total Long-term Debt (including current portion)	(450,000)		84,848,000
Fair value	$ 0		$ 85,000,000
Mortgages
Debt Instrument [Line Items]
Stated interest rate (as a percent)	3.60%	3.60%	3.30%
Long term debt fair value	$ 58,933,000		$ 71,673,000
Other Notes And Obligations
Debt Instrument [Line Items]
Long term debt fair value	$ 44,986,000		$ 73,938,000
Weighted average interest rate (as a percent)	10.70%	10.70%	10.70%
Mortgage Securitization Program
Debt Instrument [Line Items]
Fair value	$ 50,000,000		$ 50,000,000
Capital Lease Obligations
Debt Instrument [Line Items]
Weighted average interest rate (as a percent)	5.90%	5.90%	5.90%
Credit Agreement
Debt Instrument [Line Items]
Capital stock of subsidiaries pledged to secure debt (as a percent)	66.00%	66.00%
Real Estate Mortgages, Finance Lease Liabilities And Other
Debt Instrument [Line Items]
Debt (inclusive of discount)	$ 460,648,000		$ 511,922,000
Net Deferred Financing Costs	(840,000)		(1,086,000)
Total Long-term Debt (including current portion)	459,808,000		510,836,000
Fair value	460,648,000		511,922,000
Long term debt fair value	460,648,000		511,922,000
New Credit Agreement | Revolving Credit Facility
Debt Instrument [Line Items]
Debt (inclusive of discount)	0		0
Net Deferred Financing Costs	(5,174,000)		(8,620,000)
Total Long-term Debt (including current portion)	(5,174,000)		(8,620,000)
Fair value	0		0
Term Loan A | Term Loan Facility
Debt Instrument [Line Items]
Debt (inclusive of discount)	203,125,000		215,625,000
Net Deferred Financing Costs	0		0
Total Long-term Debt (including current portion)	203,125,000		215,625,000
Fair value	203,125,000		215,625,000
Term Loan B | Term Loan Facility
Debt Instrument [Line Items]
Debt (inclusive of discount)	672,847,000		679,621,000
Net Deferred Financing Costs	(4,995,000)		(6,244,000)
Total Long-term Debt (including current portion)	667,852,000		673,377,000
Fair value	675,500,000		680,750,000
Unamortized original issue discount	903,000		1,129,000
UK Bilateral Revolving Credit Facility | Revolving Credit Facility
Debt Instrument [Line Items]
Debt (inclusive of discount)	189,168,000		191,101,000
Net Deferred Financing Costs	(709,000)		(1,307,000)
Total Long-term Debt (including current portion)	188,459,000		189,794,000
Fair value	$ 189,168,000		$ 191,101,000

X

- Definition

The percentage of capital stock or other equity interests of the first tier foreign subsidiaries of the entity that are pledged to secure certain debt instruments.

+ References

No definition available.

+ Details

Name:	irm_DebtInstrumentPercentageOfCapitalStockPledgedToSecureDebt
Namespace Prefix:	irm_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Debt Instrument, Face Amount Less Current Maturities

+ References

No definition available.

+ Details

Name:	irm_LongTermDebtGrossNetofCurrentPortion
Namespace Prefix:	irm_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Long-term Debt, Gross, Current Maturities

+ References

No definition available.

+ Details

Name:	irm_LongtermDebtGrossCurrentMaturities
Namespace Prefix:	irm_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Unamortized Debt Issuance Expense, Net

+ References

No definition available.

+ Details

Name:	irm_UnamortizedDebtIssuanceExpenseNet
Namespace Prefix:	irm_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Unamortized debt issuance expense, net of current portion

+ References

No definition available.

+ Details

Name:	irm_Unamortizeddebtissuanceexpensenetofcurrentportion
Namespace Prefix:	irm_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (b)(1)
-URI http://asc.fasb.org/extlink&oid=123466204&loc=SL6031897-161870

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(16))
-URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878

+ Details

Name:	us-gaap_DebtInstrumentCarryingAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 55
-Paragraph 69C
-URI http://asc.fasb.org/extlink&oid=123466577&loc=SL123495737-112612

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 55
-Paragraph 69B
-URI http://asc.fasb.org/extlink&oid=123466577&loc=SL123495735-112612

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 10
-URI http://asc.fasb.org/extlink&oid=123594938&loc=d3e13433-108611

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 1D
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=123466505&loc=SL123495340-112611

+ Details

Name:	us-gaap_DebtInstrumentFairValue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 1B
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(1))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

Name:	us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

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

X

- Definition

Amount, after accumulated amortization, of debt discount.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 1A
-URI http://asc.fasb.org/extlink&oid=124435984&loc=d3e28541-108399

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 1D
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=123466505&loc=SL123495340-112611

+ Details

Name:	us-gaap_DebtInstrumentUnamortizedDiscount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Present value of lessee's discounted obligation for lease payments from finance lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 6
-URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918701-209980

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 45
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=123391704&loc=SL77918627-209977

+ Details

Name:	us-gaap_FinanceLeaseLiability
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (b)(3)
-URI http://asc.fasb.org/extlink&oid=123466204&loc=SL6031897-161870

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 55
-Paragraph 69C
-URI http://asc.fasb.org/extlink&oid=123466577&loc=SL123495737-112612

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(16))
-URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910

Reference 4: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 55
-Paragraph 69B
-URI http://asc.fasb.org/extlink&oid=123466577&loc=SL123495735-112612

Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878

Reference 6: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 1D
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=123466505&loc=SL123495340-112611

Reference 7: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

Name:	us-gaap_LongTermDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19,20)
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

Name:	us-gaap_LongTermDebtCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.

+ References

No definition available.

+ Details

Name:	us-gaap_LongTermDebtFairValue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22)
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

Name:	us-gaap_LongTermDebtNoncurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Weighted average interest rate of long-term debt outstanding calculated at point in time.

+ References

No definition available.

+ Details

Name:	us-gaap_LongtermDebtWeightedAverageInterestRate
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

The remaining balance of debt issuance expenses that were capitalized and are being amortized against income over the lives of the respective bond issues. This does not include the amounts capitalized as part of the cost of the utility plant or asset.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.17)
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

Name:	us-gaap_UnamortizedDebtIssuanceExpense
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Details

Name:	us-gaap_LongtermDebtTypeAxis=irm_AustralianDollarTermLoanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LongtermDebtTypeAxis=irm_GBPSeniorNotes3.875Percentdue2025Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LongtermDebtTypeAxis=irm_SeniorNotes4.875Percentdue2027Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LongtermDebtTypeAxis=irm_SeniorNotes5.25Percentdue2028Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LongtermDebtTypeAxis=irm_SeniorNotes5PercentDue2028MemberMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LongtermDebtTypeAxis=irm_SeniorNotes4.875PercentDue2029Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LongtermDebtTypeAxis=irm_SeniorNotes525PercentDue2030Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LongtermDebtTypeAxis=irm_SeniorNotes45PercentDue2031Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LongtermDebtTypeAxis=irm_SeniorNotes5PercentDue2032Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LongtermDebtTypeAxis=irm_SeniorNotes5625PercentDue2032Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LongtermDebtTypeAxis=irm_AccountsReceivablesSecuritizationProgramMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_MortgagesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LongtermDebtTypeAxis=irm_OtherNotesAndObligationsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LongtermDebtTypeAxis=irm_MortgageSecuritizationProgramMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_CapitalLeaseObligationsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_LineOfCreditMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LongtermDebtTypeAxis=irm_RealEstateMortgagesFinanceLeaseLiabilitiesAndOtherMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DebtInstrumentAxis=irm_NewCreditAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_RevolvingCreditFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DebtInstrumentAxis=irm_TermLoanAMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LongtermDebtTypeAxis=irm_TermLoanFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DebtInstrumentAxis=irm_TermLoanBMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DebtInstrumentAxis=irm_UKBilateralRevolvingCreditFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: