XML 183 R78.htm IDEA: XBRL DOCUMENT
v3.22.0.1

Debt - Cash Pooling (Details) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2021 USD ($) cash_pool | Dec. 31, 2020 USD ($)
Debt Instrument [Line Items] |  |
Number of cash pools | cash_pool | 2 |
JP Morgan Chase Bank |  |
Debt Instrument [Line Items] |  |
Number of cash pools | cash_pool | 2 |
Credit Agreement |  |
Debt Instrument [Line Items] |  |
Letters of credit outstanding | $ 36,480,000 |
Credit Agreement | Revolving Credit Facility |  |
Debt Instrument [Line Items] |  |
Letters of credit outstanding | $ 3,039,000 |
BMG QRS Cash Pool |  |
Debt Instrument [Line Items] |  |
Number of cash pools | cash_pool | 1 |
Cash Pool Agreement, Borrowings, Maximum | $ 10,000,000 |
BMG QRS Cash Pool | Bank Mendes Gans |  |
Debt Instrument [Line Items] |  |
GROSS CASH POSITION | 552,900,000 | $ 448,700,000
OUTSTANDING DEBIT BALANCES | (552,100,000) | (447,400,000)
NET CASH POSITION | $ 800,000 | 1,300,000
BMG QRS Cash Pool | JP Morgan Chase Bank |  |
Debt Instrument [Line Items] |  |
Number of cash pools | cash_pool | 1 |
Cash Pool Agreement, Borrowings, Maximum | $ 12,000,000 |
GROSS CASH POSITION | 9,400,000 | 0
OUTSTANDING DEBIT BALANCES | (9,200,000) | 0
NET CASH POSITION | $ 200,000 | 0
BMG TRS Cash Pool |  |
Debt Instrument [Line Items] |  |
Number of cash pools | cash_pool | 1 |
BMG TRS Cash Pool | Bank Mendes Gans |  |
Debt Instrument [Line Items] |  |
GROSS CASH POSITION | $ 606,000,000 | 555,500,000
OUTSTANDING DEBIT BALANCES | (603,900,000) | (553,500,000)
NET CASH POSITION | $ 2,100,000 | 2,000,000
BMG TRS Cash Pool | JP Morgan Chase Bank |  |
Debt Instrument [Line Items] |  |
Number of cash pools | cash_pool | 1 |
Cash Pool Agreement, Borrowings, Maximum | $ 10,000,000 |
GROSS CASH POSITION | 12,000,000 | 0
OUTSTANDING DEBIT BALANCES | (9,900,000) | 0
NET CASH POSITION | $ 2,100,000 | $ 0

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- Definition Cash Pool Agreement, Borrowings, Gross + References No definition available. + Details
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Namespace Prefix: | irm_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Definition Cash Pool Agreement, Borrowings, Maximum + References No definition available. + Details
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Namespace Prefix: | irm_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Cash Pool Agreement, Cash Position, Net + References No definition available. + Details
Name: | irm_CashPoolAgreementCashPositionNet
Namespace Prefix: | irm_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Definition Cash Pool Agreement, Number Of Cash Pools + References No definition available. + Details
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Namespace Prefix: | irm_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

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- Definition Cash Pool Agreement, Outstanding Borrowings + References No definition available. + Details
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Namespace Prefix: | irm_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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

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- Definition The total amount of the contingent obligation under letters of credit outstanding as of the reporting date. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
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- Details
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- Details
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- Details
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- Details
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