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Pay vs Performance Disclosure - USD ($) | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Pay vs Performance Disclosure |  |  |  |
Pay vs Performance Disclosure, Table |
|  |  |  |  | AVERAGE SUMMARY COMPENSATION TABLE TOTAL FOR NON-PEO NEOs(3) | AVERAGE COMPENSATION ACTUALLY PAID TO NON-PEO NEOs(4) |  | VALUE OF INITIAL FIXED $100 INVESTMENT BASED ON: |  |  |  |
YEAR | SUMMARY COMPENSATION TABLE TOTAL FOR PEO(1) | COMPENSATION ACTUALLY PAID TO PEO(2) |  | TOTAL SHAREHOLDER RETURN | PEER GROUP TOTAL SHAREHOLDER RETURN(5) | NET INCOME (MILLIONS)(6) | REVENUE (MILLIONS)(7)
(a) |  | (b) |  | (c) |  | (d) |  | (e) |  |  | (f) |  | (g) |  | (h) |  | (i)
2023 |  | $ | 14,867,140 |  |  | $ | 48,784,130 |  |  | $ | 3,760,209 |  |  | $ | 8,587,954 |  |  |  | $ | 277.56 |  |  | $ | 113.54 |  |  | $ | 187.26 |  |  | $ | 5,480 |
2022 |  | $ | 15,102,071 |  |  | $ | 14,437,479 |  |  | $ | 3,737,416 |  |  | $ | 4,268,522 |  |  |  | $ | 189.43 |  |  | $ | 99.82 |  |  | $ | 562.15 |  |  | $ | 5,104 |
2021 |  | $ | 17,046,118 |  |  | $ | 59,232,411 |  |  | $ | 3,562,277 |  |  | $ | 7,434,654 |  |  |  | $ | 189.58 |  |  | $ | 132.23 |  |  | $ | 452.73 |  |  | $ | 4,492 |
2020 |  | $ | 12,281,609 |  |  | $ | 13,757,847 |  |  | $ | 3,744,539 |  |  | $ | 3,807,249 |  |  |  | $ | 100.98 |  |  | $ | 92.43 |  |  | $ | 343.10 |  |  | $ | 4,147 |
Company Selected Measure Name | Revenue |  |  |
Named Executive Officers, Footnote | The dollar amounts reported in column (b) are the amounts of total compensation reported for our CEO, William L. Meaney, in the Summary Compensation Table for fiscal years ended December 31, 2023, December 31, 2022, December 31, 2021, and December 31, 2020. Mr. Meaney was the CEO for each of the fiscal years presented.The dollar amounts reported in column (d) represent the average of the amounts of total compensation reported for our NEOs as a group (excluding our CEO) for the applicable fiscal years. The names of the NEOs (excluding our CEO) included for purposes of calculating the average amounts in each applicable fiscal year are as follows:
NAMED EXECUTIVE OFFICER | 2023 | 2022 | 2021 | 2020
Barry Hytinen | Included | Included | Included | Included
Ernest Cloutier | Not Included | Not Included | Included | Included
Deirdre Evens | Not Included | Included | Included | Included
Gregory McIntosh | Included | Included | Not Included | Not Included
John Tomovcsik | Included | Included | Included | Included
Mark Kidd | Included | Not included | Not Included | Not Included
Peer Group Issuers, Footnote | The dollar amounts reported in column (g) represent the weighted peer group cumulative TSR of the MSCI US REIT Index as discussed in the Relative TSR Performance section on page 35. |  |  |
PEO Total Compensation Amount | $ 14,867,140 | $ 15,102,071 | $ 17,046,118 | $ 12,281,609
PEO Actually Paid Compensation Amount | $ 48,784,130 | 14,437,479 | 59,232,411 | 13,757,847
Adjustment To PEO Compensation, Footnote | The dollar amounts reported in column (c) represent the amounts of compensation actually paid to our CEO for the applicable fiscal year, as computed in accordance with applicable SEC rules. The dollar amounts reported may not reflect the actual amount of compensation earned by or paid to our CEO during the applicable fiscal year. In accordance with applicable SEC rules, the following adjustments were made to our CEO’s total compensation for each applicable fiscal year to determine the compensation actually paid to our CEO: PEO
YEAR | SUMMARY COMPENSATION TABLE TOTAL | EXCLUSION OF CHANGE IN PENSION VALUE | EXCLUSION OF STOCK AWARDS AND OPTION AWARDS | INCLUSION OF PENSION SERVICE COST | INCLUSION OF EQUITY VALUES | COMPENSATION ACTUALLY PAID
2023 |  | $ | 14,867,140 |  |  | — |  |  | $ | (11,181,861) |  |  | — |  |  | $ | 45,098,851 |  |  | $ | 48,784,130 |
2022 |  | $ | 15,102,071 |  |  | — |  |  | $ | (11,423,262) |  |  | — |  |  | $ | 10,758,670 |  |  | $ | 14,437,479 |
2021 |  | $ | 17,046,118 |  |  | — |  |  | $ | (12,622,305) |  |  | — |  |  | $ | 54,808,598 |  |  | $ | 59,232,411 |
2020 |  | $ | 12,281,609 |  |  | — |  |  | $ | (9,265,643) |  |  | — |  |  | $ | 10,741,881 |  |  | $ | 13,757,847 |
The amounts in the Inclusion of Equity Values in the table above are derived from the amounts set forth in the following table.
YEAR | YEAR END FAIR VALUE OF EQUITY AWARDS | YEAR OVER YEAR CHANGE IN FAIR VALUE OF OUTSTANDING AND UNVESTED EQUITY AWARDS | FAIR VALUE AS OF VESTING DATE OF EQUITY AWARDS GRANTED AND VESTED IN THE YEAR | YEAR OVER YEAR CHANGE IN FAIR VALUE OF EQUITY AWARDS GRANTED IN PRIOR YEARS THAT VESTED IN THE YEAR | FAIR VALUE AT THE END OF THE PRIOR YEAR OF EQUITY AWARDS THAT FAILED TO MEET VESTING CONDITIONS IN THE YEAR | VALUE OF DIVIDENDS OR OTHER EARNINGS PAID ON STOCK OR OPTION AWARDS NOT OTHERWISE REFLECTED IN FAIR VALUE OR TOTAL COMPENSATION | TOTAL EQUITY AWARD ADJUSTMENTS
2023 |  | $ | 17,248,412 |  |  | $23,789,603 |  | — |  |  | $ | 2,039,360 |  |  | — |  |  | $2,021,476 |  | $ | 45,098,851 |
2022 |  | $ | 15,180,077 |  |  | $ | (1,385,555) |  |  | — |  |  | $ | (4,530,733) |  |  | — |  |  | $ | 1,494,881 |  |  | $ | 10,758,670 |
2021 |  | $ | 30,532,123 |  |  | $ | 22,647,626 |  |  | — |  |  | $ | 1,052,694 |  |  | — |  |  | $ | 576,154 |  |  | $ | 54,808,598 |
2020 |  | $ | 9,042,239 |  |  | $ | 536,799 |  |  | — |  |  | $ | 355,676 |  |  | — |  |  | $ | 807,166 |  |  | $ | 10,741,881 |
Non-PEO NEO Average Total Compensation Amount | $ 3,760,209 | 3,737,416 | 3,562,277 | 3,744,539
Non-PEO NEO Average Compensation Actually Paid Amount | $ 8,587,954 | 4,268,522 | 7,434,654 | 3,807,249
Adjustment to Non-PEO NEO Compensation Footnote | The dollar amounts reported in column (e) represent the average amount of compensation actually paid to our NEOs as a group (excluding our CEO), as computed in accordance with applicable SEC rules. The dollar amounts reported may not reflect the actual average amount of compensation earned by or paid to the NEOs as a group (excluding our CEO) during the applicable fiscal year. The names of the NEOs (excluding our CEO) included for purposes of calculating the average amounts in each applicable year are as described in footnote (3) above. In accordance with applicable SEC rules, the following adjustments were made to average total compensation for the NEOs as a group (excluding our CEO) for each fiscal year to determine the compensation actually paid, using the same methodology described above in footnote (2) above: NON-PEO NEOs
YEAR | SUMMARY COMPENSATION TABLE TOTAL | EXCLUSION OF CHANGE IN PENSION VALUE | EXCLUSION OF STOCK AWARDS AND OPTION AWARDS | INCLUSION OF PENSION SERVICE COST | INCLUSION OF EQUITY VALUES | COMPENSATION ACTUALLY PAID
2023 |  | $ | 3,760,209 |  |  | — |  |  | $ | (2,290,842) |  |  | — |  |  | $ | 7,118,587 |  |  | $ | 8,587,954 |
2022 |  | $ | 3,737,416 |  |  | — |  |  | $ | (2,325,406) |  |  | — |  |  | $ | 2,856,512 |  |  | $ | 4,268,522 |
2021 |  | $ | 3,562,277 |  |  | — |  |  | $ | (1,993,553) |  |  | — |  |  | $ | 5,865,930 |  |  | $ | 7,434,654 |
2020 |  | $ | 3,744,539 |  |  | — |  |  | $ | (1,949,486) |  |  | — |  |  | $ | 2,012,196 |  |  | $ | 3,807,249 |
The amounts in the Inclusion of Equity Values in the table above are derived from the amounts set forth in the following table.
YEAR | YEAR END FAIR VALUE OF EQUITY AWARDS | YEAR OVER YEAR CHANGE IN FAIR VALUE OF OUTSTANDING AND UNVESTED EQUITY AWARDS | FAIR VALUE AS OF VESTING DATE OF EQUITY AWARDS GRANTED AND VESTED IN THE YEAR | YEAR OVER YEAR CHANGE IN FAIR VALUE OF EQUITY AWARDS GRANTED IN PRIOR YEARS THAT VESTED IN THE YEAR | FAIR VALUE AT THE END OF THE PRIOR YEAR OF EQUITY AWARDS THAT FAILED TO MEET VESTING CONDITIONS IN THE YEAR | VALUE OF DIVIDENDS OR OTHER EARNINGS PAID ON STOCK OR OPTION AWARDS NOT OTHERWISE REFLECTED IN FAIR VALUE OR TOTAL COMPENSATION | TOTAL EQUITY AWARD ADJUSTMENTS
2023 |  | $ | 3,353,612 |  |  | $ | 3,340,849 |  |  | — |  |  | $ | 109,007 |  |  | — |  |  | $ | 315,119 |  |  | $ | 7,118,587 |
2022 |  | $ | 2,983,946 |  |  | $ | (101,015) |  |  | — |  |  | $ | (185,430) |  |  | — |  |  | $ | 159,011 |  |  | $ | 2,856,512 |
2021 |  | $ | 3,433,602 |  |  | $ | 2,317,677 |  |  | — |  |  | $ | 58,121 |  |  | — |  |  | $ | 56,530 |  |  | $ | 5,865,930 |
2020 |  | $ | 1,860,816 |  |  | $ | 52,562 |  |  | — |  |  | $ | 27,686 |  |  | — |  |  | $ | 71,132 |  |  | $ | 2,012,196 |
Compensation Actually Paid vs. Total Shareholder Return |
► | CAP VERSUS TOTAL SHAREHOLDER RETURN (TSR)
► | CAP VERSUS NET INCOME
► | CAP VERSUS REVENUE
Compensation Actually Paid vs. Net Income |
► | CAP VERSUS TOTAL SHAREHOLDER RETURN (TSR)
► | CAP VERSUS NET INCOME
► | CAP VERSUS REVENUE
Compensation Actually Paid vs. Company Selected Measure |
► | CAP VERSUS TOTAL SHAREHOLDER RETURN (TSR)
► | CAP VERSUS NET INCOME
► | CAP VERSUS REVENUE
Tabular List, Table | For the fiscal year ended December 31, 2023, the most important financial performance measures used by Iron Mountain to link executive compensation actually paid to the NEOs to our performance are as follows:
PERFORMANCE MEASURES
Adjusted EBITDA
AFFO
Revenue
ROIC
Total Shareholder Return
Total Shareholder Return Amount | $ 277.56 | 189.43 | 189.58 | 100.98
Peer Group Total Shareholder Return Amount | 113.54 | 99.82 | 132.23 | 92.43
Net Income (Loss) | $ 187,260,000 | $ 562,150,000 | $ 452,730,000 | $ 343,100,000
Company Selected Measure Amount | 5,480,000,000 | 5,104,000,000 | 4,492,000,000 | 4,147,000,000
PEO Name | William L. Meaney |  |  |
Additional 402(v) Disclosure | The dollar amounts reported in column (h) represent the amount of net income (in millions) as reported in our audited consolidated financial statements on Form 10-K for the applicable fiscal year.The dollar amounts reported in column (i) represent the amount of revenue (in millions) as reported in our audited consolidated financial statements on Form 10-K for the applicable fiscal year. Revenue is our most important financial performance measure used to link compensation actually paid to our NEOs to company performance. |  |  |
Measure:: 1 |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Name | Adjusted EBITDA |  |  |
Measure:: 2 |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Name | AFFO |  |  |
Measure:: 3 |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Name | Revenue |  |  |
Measure:: 4 |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Name | ROIC |  |  |
Measure:: 5 |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Name | Total Shareholder Return |  |  |
PEO | Equity Award Adjustments, Change In Pension Value [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation, Amount | $ 0 | $ 0 | $ 0 | $ 0
PEO | Equity Award Adjustments, Stock Awards And Option Awards [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation, Amount | (11,181,861) | (11,423,262) | (12,622,305) | (9,265,643)
PEO | Equity Award Adjustments, Pension Service Cost [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation, Amount | 0 | 0 | 0 | 0
PEO | Equity Award Adjustments [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation, Amount | 45,098,851 | 10,758,670 | 54,808,598 | 10,741,881
PEO | Equity Awards Granted During the Year, Unvested [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation Amount, Equity Awards | 17,248,412 | 15,180,077 | 30,532,123 | 9,042,239
PEO | Equity Awards Granted in Prior Years, Unvested [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation Amount, Equity Awards | 23,789,603 | (1,385,555) | 22,647,626 | 536,799
PEO | Equity Awards Granted During the Year, Vested [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation Amount, Equity Awards | 0 | 0 | 0 | 0
PEO | Equity Awards Granted in Prior Years, Vested [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation Amount, Equity Awards | 2,039,360 | (4,530,733) | 1,052,694 | 355,676
PEO | Equity Awards that Failed to Meet Vesting Conditions [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation Amount, Equity Awards | 0 | 0 | 0 | 0
PEO | Equity Awards, Value of Dividends and Other Earnings Paid Adjustment [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation Amount, Equity Awards | 2,021,476 | 1,494,881 | 576,154 | 807,166
Non-PEO NEO | Equity Award Adjustments, Change In Pension Value [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation, Amount | 0 | 0 | 0 | 0
Non-PEO NEO | Equity Award Adjustments, Stock Awards And Option Awards [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation, Amount | (2,290,842) | (2,325,406) | (1,993,553) | (1,949,486)
Non-PEO NEO | Equity Award Adjustments, Pension Service Cost [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation, Amount | 0 | 0 | 0 | 0
Non-PEO NEO | Equity Award Adjustments [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation, Amount | 7,118,587 | 2,856,512 | 5,865,930 | 2,012,196
Non-PEO NEO | Equity Awards Granted During the Year, Unvested [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation Amount, Equity Awards | 3,353,612 | 2,983,946 | 3,433,602 | 1,860,816
Non-PEO NEO | Equity Awards Granted in Prior Years, Unvested [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation Amount, Equity Awards | 3,340,849 | (101,015) | 2,317,677 | 52,562
Non-PEO NEO | Equity Awards Granted During the Year, Vested [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation Amount, Equity Awards | 0 | 0 | 0 | 0
Non-PEO NEO | Equity Awards Granted in Prior Years, Vested [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation Amount, Equity Awards | 109,007 | (185,430) | 58,121 | 27,686
Non-PEO NEO | Equity Awards that Failed to Meet Vesting Conditions [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation Amount, Equity Awards | 0 | 0 | 0 | 0
Non-PEO NEO | Equity Awards, Value of Dividends and Other Earnings Paid Adjustment [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation Amount, Equity Awards | $ 315,119 | $ 159,011 | $ 56,530 | $ 71,132

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