$IRM
IRON MOUNTAIN INC Stock $irm

$irm Overview Financials Valuation SEC Filings Company Website

2013 Q4 Form 8-K Financial Statement

#000104746914004589 Filed on May 05, 2014

Income Statement

Concept	2013 Q4	2013 Q3	2013 Q1
Revenue	$768.5M	$755.6M	$747.0M
YoY Change	1.33%	1.0%	0.07%
Cost Of Revenue	$336.1M	$310.7M	$321.1M
YoY Change	-0.68%	0.13%	1.84%
Gross Profit	$432.1M	$444.6M	$425.6M
YoY Change	3.18%	1.55%	-1.3%
Gross Profit Margin	56.22%	58.84%	56.97%
Selling, General & Admin	$250.8M	$225.2M	$223.5M
YoY Change	8.24%	10.13%	6.07%
% of Gross Profit	58.04%	50.65%	52.5%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$85.20M	$79.66M	$80.20M
YoY Change	21.02%	-1.59%	2.81%
% of Gross Profit	19.72%	17.92%	18.84%
Operating Expenses	$334.1M	$225.2M	$223.5M
YoY Change	7.22%	10.13%	6.07%
Operating Profit	$97.40M	$140.3M	$122.8M
YoY Change	-5.03%	-8.89%	-13.38%
Interest Expense	-$113.2M	$64.49M	$63.18M
YoY Change	70.48%	5.06%	7.48%
% of Operating Profit	-116.22%	45.97%	51.43%
Other Income/Expense, Net	$125.9M	-$45.95M	-$2.739M
YoY Change	20883.33%	493.25%	-182.9%
Pretax Income	$22.30M	$29.85M	$56.92M
YoY Change	-36.65%	-64.82%	-34.07%
Income Tax	-$26.00M	$24.32M	$38.57M
% Of Pretax Income	-116.59%	81.48%	67.76%
Net Earnings	$47.86M	$4.957M	$20.53M
YoY Change	82.77%	-90.78%	-63.32%
Net Earnings / Revenue	6.23%	0.66%	2.75%
Basic Earnings Per Share	$0.25	$0.02	$0.10
Diluted Earnings Per Share	$0.25	$0.02	$0.10
COMMON SHARES
Basic Shares Outstanding	191.2M shares	191.3M shares	190.2M shares
Diluted Shares Outstanding		192.3M shares	192.1M shares

Balance Sheet

Concept	2013 Q4	2013 Q3	2013 Q1
SHORT-TERM ASSETS
Cash & Short-Term Investments	$121.0M	$172.0M	$230.0M
YoY Change	-50.21%	-48.66%	29.21%
Cash & Equivalents	$120.5M	$172.0M	$230.0M
Short-Term Investments
Other Short-Term Assets	$162.4M	$122.2M	$166.1M
YoY Change	-7.11%	3.29%	-15.24%
Inventory
Prepaid Expenses
Receivables	$616.8M	$614.6M	$571.4M
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$933.6M	$942.5M	$1.001B
YoY Change	-8.84%	-11.59%	7.42%
LONG-TERM ASSETS
Property, Plant & Equipment	$2.578B	$2.506B	$2.478B
YoY Change	4.06%	3.98%	3.13%
Goodwill	$2.463B	$2.376B	$2.309B
YoY Change	5.51%	1.71%
Intangibles
YoY Change
Long-Term Investments	$455.0K
YoY Change	14.32%
Other Assets	$26.70M	$20.91M	$21.44M
YoY Change	22.5%	-21.16%	26.09%
Total Long-Term Assets	$5.674B	$5.438B	$5.297B
YoY Change	6.37%	3.36%	2.76%
TOTAL ASSETS
Total Short-Term Assets	$933.6M	$942.5M	$1.001B
Total Long-Term Assets	$5.674B	$5.438B	$5.297B
Total Assets	$6.607B	$6.381B	$6.298B
YoY Change	3.92%	0.84%	3.48%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$216.5M	$165.0M	$168.6M
YoY Change	28.75%	32.23%	21.29%
Accrued Expenses	$461.3M	$402.6M	$369.4M
YoY Change	8.09%	6.03%	1.48%
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due	$53.00M	$52.00M	$92.00M
YoY Change	-43.01%	-26.76%	46.03%
Total Short-Term Liabilities	$969.1M	$828.5M	$844.6M
YoY Change	7.09%	7.23%	8.56%
LONG-TERM LIABILITIES
Long-Term Debt	$4.119B	$3.974B	$3.758B
YoY Change	10.37%	8.34%	10.86%
Other Long-Term Liabilities	$68.22M	$70.79M	$66.40M
YoY Change	8.43%	28.61%	-57.16%
Total Long-Term Liabilities	$68.22M	$70.79M	$66.40M
YoY Change	8.43%	28.61%	-98.13%
TOTAL LIABILITIES
Total Short-Term Liabilities	$969.1M	$828.5M	$844.6M
Total Long-Term Liabilities	$68.22M	$70.79M	$66.40M
Total Liabilities	$1.037B	$899.3M	$911.0M
YoY Change	7.18%	8.65%	-81.13%
SHAREHOLDERS EQUITY
Retained Earnings	$67.82M	$78.86M	$152.5M
YoY Change	-63.45%	-91.36%
Common Stock	$982.1M	$984.4M	$956.7M
YoY Change	4.02%	176.66%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$1.041B	$1.059B	$1.115B
YoY Change
Total Liabilities & Shareholders Equity	$6.653B	$6.381B	$6.298B
YoY Change	4.63%	0.84%	3.47%

Cashflow Statement

Concept	2013 Q4	2013 Q3	2013 Q1
OPERATING ACTIVITIES
Net Income	$47.86M	$4.957M	$20.53M
YoY Change	82.77%	-90.78%	-63.32%
Depreciation, Depletion And Amortization	$85.20M	$79.66M	$80.20M
YoY Change	21.02%	-1.59%	2.81%
Cash From Operating Activities	$172.9M	$120.7M	$106.6M
YoY Change	30.98%	36.38%	42.36%
INVESTING ACTIVITIES
Capital Expenditures	-$96.10M	$46.63M	$95.42M
YoY Change	5.84%	-19.74%	70.65%
Acquisitions		$69.89M	-$74.00K
YoY Change		-6637.79%	-100.84%
Other Investing Activities	-$195.0M	-$75.30M	$100.0K
YoY Change	1111.18%	5278.57%	-101.23%
Cash From Investing Activities	-$291.0M	-$130.3M	-$100.5M
YoY Change	172.22%	101.39%	49.94%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	68.40M	-76.70M	-$14.09M
YoY Change	-159.22%	-156.15%	-0.06%
NET CHANGE
Cash From Operating Activities	172.9M	120.7M	$106.6M
Cash From Investing Activities	-291.0M	-130.3M	-$100.5M
Cash From Financing Activities	68.40M	-76.70M	-$14.09M
Net Change In Cash	-49.70M	-86.30M	-$7.991M
YoY Change	-45.02%	-153.8%	27.98%
FREE CASH FLOW
Cash From Operating Activities	$172.9M	$120.7M	$106.6M
Capital Expenditures	-$96.10M	$46.63M	$95.42M
Free Cash Flow	$269.0M	$74.07M	$11.19M
YoY Change	20.74%	143.65%	-41.02%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2011	irm	Real Estate Investment Trust Costs RealEstateInvestmentTrustCosts	15527000	USD
CY2011	us-gaap	Cost Of Services Excluding Depreciation Depletion And Amortization CostOfServicesExcludingDepreciationDepletionAndAmortization	1245200000	USD
CY2011	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	834591000	USD
CY2012	irm	Real Estate Investment Trust Costs RealEstateInvestmentTrustCosts	34446000	USD
CY2011	us-gaap	Goodwill And Intangible Asset Impairment GoodwillAndIntangibleAssetImpairment	46500000	USD
CY2011	us-gaap	Gain Loss On Sales Of Assets And Asset Impairment Charges GainLossOnSalesOfAssetsAndAssetImpairmentCharges	2286000	USD
CY2011	us-gaap	Costs And Expenses CostsAndExpenses	2443504000	USD
CY2011	us-gaap	Operating Income Loss OperatingIncomeLoss	571199000	USD
CY2011	us-gaap	Interest Expense InterestExpense	205256000	USD
CY2011	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-13043000	USD
CY2011	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	352900000	USD
CY2011	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	106488000	USD
CY2011	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	246412000	USD
CY2011	us-gaap	Discontinued Operation Income Loss From Discontinued Operation During Phase Out Period Net Of Tax DiscontinuedOperationIncomeLossFromDiscontinuedOperationDuringPhaseOutPeriodNetOfTax	-47439000	USD
CY2011	us-gaap	Discontinued Operation Gain Loss On Disposal Of Discontinued Operation Net Of Tax DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax	200619000	USD
CY2011	us-gaap	Profit Loss ProfitLoss	399592000	USD
CY2011	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	4054000	USD
CY2011	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	395538000	USD
CY2011	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.9375
CY2012	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	114873000	USD
CY2012	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	183493000	USD
CY2012	us-gaap	Discontinued Operation Income Loss From Discontinued Operation During Phase Out Period Net Of Tax DiscontinuedOperationIncomeLossFromDiscontinuedOperationDuringPhaseOutPeriodNetOfTax	-6774000	USD
CY2012	us-gaap	Discontinued Operation Gain Loss On Disposal Of Discontinued Operation Net Of Tax DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax	-1885000	USD
CY2012	us-gaap	Profit Loss ProfitLoss	174834000	USD
CY2012	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	3126000	USD
CY2012	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	171708000	USD
CY2012	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	23186000	USD
CY2012	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	23186000	USD
CY2012	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	198020000	USD
CY2012	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	3795000	USD
CY2012	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	194225000	USD
CY2013	irm	Information Storage Revenue InformationStorageRevenue	1784721000	USD
CY2013	us-gaap	Cost Of Services Excluding Depreciation Depletion And Amortization CostOfServicesExcludingDepreciationDepletionAndAmortization	1288878000	USD
CY2013	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	924031000	USD
CY2013	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	322037000	USD
CY2013	us-gaap	Gain Loss On Sales Of Assets And Asset Impairment Charges GainLossOnSalesOfAssetsAndAssetImpairmentCharges	1417000	USD
CY2013	us-gaap	Costs And Expenses CostsAndExpenses	2533529000	USD
CY2013	us-gaap	Operating Income Loss OperatingIncomeLoss	492394000	USD
CY2013	us-gaap	Interest Expense InterestExpense	254174000	USD
CY2013	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-75202000	USD
CY2013	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	163018000	USD
CY2011	us-gaap	Proceeds From Payments To Minority Shareholders ProceedsFromPaymentsToMinorityShareholders	698000	USD
CY2011	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	984953000	USD
CY2011	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	172616000	USD
CY2011	us-gaap	Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans Including Stock Options ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions	85742000	USD
CY2011	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	9010000	USD
CY2011	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	-762670000	USD
CY2011	us-gaap	Cash Provided By Used In Financing Activities Discontinued Operations CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations	-1138000	USD
CY2011	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-763808000	USD
CY2011	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	-8986000	USD
CY2011	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-78848000	USD
CY2012	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	443652000	USD
CY2012	us-gaap	Cash Provided By Used In Operating Activities Discontinued Operations CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations	-10916000	USD
CY2012	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	432736000	USD
CY2012	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	240683000	USD
CY2012	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	125134000	USD
CY2013	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	63057000	USD
CY2013	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	99961000	USD
CY2013	us-gaap	Discontinued Operation Income Loss From Discontinued Operation During Phase Out Period Net Of Tax DiscontinuedOperationIncomeLossFromDiscontinuedOperationDuringPhaseOutPeriodNetOfTax	831000	USD
CY2013	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	3530000	USD
CY2013	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	97262000	USD
CY2013	us-gaap	Profit Loss ProfitLoss	100792000	USD
CY2013	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-31532000	USD
CY2013	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-30606000	USD
CY2013	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	70186000	USD
CY2013	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	1898000	USD
CY2013	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	68288000	USD
CY2011	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	663514000	USD
CY2011	us-gaap	Cash Provided By Used In Operating Activities Discontinued Operations CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations	-48076000	USD
CY2011	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	615438000	USD
CY2011	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	209155000	USD
CY2011	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	75246000	USD
CY2011	us-gaap	Increase Decrease In Restricted Cash IncreaseDecreaseInRestrictedCash	5000	USD
CY2011	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	21703000	USD
CY2011	us-gaap	Payments To Acquire Interest In Joint Venture PaymentsToAcquireInterestInJointVenture	335000	USD
CY2011	us-gaap	Proceeds From Sale Of Productive Assets ProceedsFromSaleOfProductiveAssets	4231000	USD
CY2011	us-gaap	Net Cash Provided By Used In Investing Activities Continuing Operations NetCashProvidedByUsedInInvestingActivitiesContinuingOperations	-302213000	USD
CY2011	us-gaap	Cash Provided By Used In Investing Activities Discontinued Operations CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations	380721000	USD
CY2011	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	78508000	USD
CY2011	irm	Repayments Of Secured Debt Short Term And Long Term RepaymentsOfSecuredDebtShortTermAndLongTerm	2017174000	USD
CY2011	irm	Proceeds From Issuance Of Secured Debt Short Term And Long Term ProceedsFromIssuanceOfSecuredDebtShortTermAndLongTerm	2170979000	USD
CY2011	us-gaap	Early Repayment Of Subordinated Debt EarlyRepaymentOfSubordinatedDebt	231255000	USD
CY2011	us-gaap	Proceeds From Issuance Of Subordinated Long Term Debt ProceedsFromIssuanceOfSubordinatedLongTermDebt	394000000	USD
CY2012	us-gaap	Increase Decrease In Restricted Cash IncreaseDecreaseInRestrictedCash	-1498000	USD
CY2012	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	28872000	USD
CY2012	us-gaap	Payments To Acquire Interest In Joint Venture PaymentsToAcquireInterestInJointVenture	2330000	USD
CY2012	us-gaap	Proceeds From Sale Of Productive Assets ProceedsFromSaleOfProductiveAssets	1457000	USD
CY2012	us-gaap	Net Cash Provided By Used In Investing Activities Continuing Operations NetCashProvidedByUsedInInvestingActivitiesContinuingOperations	-394064000	USD
CY2012	us-gaap	Cash Provided By Used In Investing Activities Discontinued Operations CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations	-6136000	USD
CY2012	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-400200000	USD
CY2012	irm	Repayments Of Secured Debt Short Term And Long Term RepaymentsOfSecuredDebtShortTermAndLongTerm	2844693000	USD
CY2012	irm	Proceeds From Issuance Of Secured Debt Short Term And Long Term ProceedsFromIssuanceOfSecuredDebtShortTermAndLongTerm	2731185000	USD
CY2012	us-gaap	Early Repayment Of Subordinated Debt EarlyRepaymentOfSubordinatedDebt	525834000	USD
CY2012	us-gaap	Proceeds From Issuance Of Subordinated Long Term Debt ProceedsFromIssuanceOfSubordinatedLongTermDebt	985000000	USD
CY2012	us-gaap	Proceeds From Payments To Minority Shareholders ProceedsFromPaymentsToMinorityShareholders	480000	USD
CY2012	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	38052000	USD
CY2012	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	318845000	USD
CY2012	us-gaap	Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans Including Stock Options ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions	40244000	USD
CY2012	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	2261000	USD
CY2012	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	28269000	USD
CY2012	us-gaap	Cash Provided By Used In Financing Activities Discontinued Operations CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations	-39000	USD
CY2012	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	28230000	USD
CY2012	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	2804000	USD
CY2012	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	63570000	USD
CY2013	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	506593000	USD
CY2013Q4	us-gaap	Assets Assets	6653005000	USD
CY2011Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	179845000	USD
CY2010Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	258693000	USD
CY2013	us-gaap	Cash Provided By Used In Operating Activities Discontinued Operations CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations	953000	USD
CY2013	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	507546000	USD
CY2013	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	287295000	USD
CY2013	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	317100000	USD
CY2013	us-gaap	Increase Decrease In Restricted Cash IncreaseDecreaseInRestrictedCash	248000	USD
CY2013	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	30191000	USD
CY2013	us-gaap	Proceeds From Sale Of Productive Assets ProceedsFromSaleOfProductiveAssets	2084000	USD
CY2013	us-gaap	Net Cash Provided By Used In Investing Activities Continuing Operations NetCashProvidedByUsedInInvestingActivitiesContinuingOperations	-632750000	USD
CY2013	us-gaap	Cash Provided By Used In Investing Activities Discontinued Operations CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations	-4937000	USD
CY2013	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-637687000	USD
CY2013	irm	Repayments Of Secured Debt Short Term And Long Term RepaymentsOfSecuredDebtShortTermAndLongTerm	5526672000	USD
CY2013	irm	Proceeds From Issuance Of Secured Debt Short Term And Long Term ProceedsFromIssuanceOfSecuredDebtShortTermAndLongTerm	5661750000	USD
CY2013	us-gaap	Early Repayment Of Subordinated Debt EarlyRepaymentOfSubordinatedDebt	685134000	USD
CY2013	us-gaap	Proceeds From Issuance Of Senior Long Term Debt ProceedsFromIssuanceOfSeniorLongTermDebt	782307000	USD
CY2013	us-gaap	Proceeds From Payments To Minority Shareholders ProceedsFromPaymentsToMinorityShareholders	-18236000	USD
CY2013	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	206798000	USD
CY2013	us-gaap	Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans Including Stock Options ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions	17664000	USD
CY2013	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	8706000	USD
CY2013	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	18564000	USD
CY2013	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	18564000	USD
CY2013	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	-11312000	USD
CY2013	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-122889000	USD
CY2013Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	33860000	USD
CY2012Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	33612000	USD
CY2013	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-36201000	USD
CY2011	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-17352000	USD
CY2011Q4	us-gaap	Goodwill Gross GoodwillGross	2574285000	USD
CY2013Q4	us-gaap	Goodwill Gross GoodwillGross	2783685000	USD
CY2012Q4	us-gaap	Goodwill Gross GoodwillGross	2655499000	USD
CY2012Q4	us-gaap	Business Acquisition Purchase Price Allocation Goodwill Expected Tax Deductible Amount BusinessAcquisitionPurchasePriceAllocationGoodwillExpectedTaxDeductibleAmount	40214000	USD
CY2013Q4	us-gaap	Business Acquisition Purchase Price Allocation Goodwill Expected Tax Deductible Amount BusinessAcquisitionPurchasePriceAllocationGoodwillExpectedTaxDeductibleAmount	64040000	USD
CY2012	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	18079000	USD
CY2013	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	77712000	USD
CY2013	us-gaap	Goodwill Purchase Accounting Adjustments GoodwillPurchaseAccountingAdjustments	8522000	USD
CY2012	us-gaap	Goodwill Translation Adjustments GoodwillTranslationAdjustments	22921000	USD
CY2011Q4	irm	Goodwill Accumulated Amortization GoodwillAccumulatedAmortization	320017000	USD
CY2012Q4	irm	Goodwill Accumulated Amortization GoodwillAccumulatedAmortization	320740000	USD
CY2012	irm	Goodwill Accumulated Amortization Translation And Purchase Accounting Adjustments GoodwillAccumulatedAmortizationTranslationAndPurchaseAccountingAdjustments	723000	USD
CY2012Q4	irm	Deferred Tax Assets Tax Federal Benefit Of Unrecognized Tax Benefits DeferredTaxAssetsTaxFederalBenefitOfUnrecognizedTaxBenefits	7844000	USD
CY2012	us-gaap	Cost Of Services Excluding Depreciation Depletion And Amortization CostOfServicesExcludingDepreciationDepletionAndAmortization	1277113000	USD
CY2012	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	850371000	USD
CY2012	us-gaap	Gain Loss On Sales Of Assets And Asset Impairment Charges GainLossOnSalesOfAssetsAndAssetImpairmentCharges	-4400000	USD
CY2012	us-gaap	Costs And Expenses CostsAndExpenses	2448228000	USD
CY2012	us-gaap	Operating Income Loss OperatingIncomeLoss	557027000	USD
CY2012	us-gaap	Interest Expense InterestExpense	242599000	USD
CY2012	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-16062000	USD
CY2011	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-32616000	USD
CY2011	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-32616000	USD
CY2011	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	366976000	USD
CY2011	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	3123000	USD
CY2011	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	363853000	USD
CY2012	irm	Information Storage Revenue InformationStorageRevenue	1733138000	USD
CY2012	irm	Service Revenue ServiceRevenue	1272117000	USD
CY2013	irm	Real Estate Investment Trust Costs RealEstateInvestmentTrustCosts	82867000	USD
CY2012	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-10223000	USD
CY2012Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	4443323000	USD
CY2012Q4	us-gaap	Goodwill Goodwill	2334759000	USD
CY2013Q4	us-gaap	Goodwill Goodwill	2463352000	USD
CY2012Q4	us-gaap	Goodwill Impaired Accumulated Impairment Loss GoodwillImpairedAccumulatedImpairmentLoss	132409000	USD
CY2013Q4	us-gaap	Goodwill Impaired Accumulated Impairment Loss GoodwillImpairedAccumulatedImpairmentLoss	132409000	USD
CY2013Q4	irm	Property Plant And Equipment Fair Value And Other Adjustments PropertyPlantAndEquipmentFairValueAndOtherAdjustments	8446000	USD
CY2011	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	2286000	USD
CY2011	irm	Loss On Discontinued Use Of Software Licenses LossOnDiscontinuedUseOfSoftwareLicenses	3500000	USD
CY2012	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	-4400000	USD
CY2013	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	1417000	USD
CY2012	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	298366000	USD
CY2013	irm	Incremental Common Shares Attributable To Share Based Payments Restricted Stock And Rs Us And P Us IncrementalCommonSharesAttributableToShareBasedPaymentsRestrictedStockAndRSUsAndPUs	422045	shares
CY2012	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	30360000	USD
CY2013	us-gaap	Excess Tax Benefit From Share Based Compensation Financing Activities ExcessTaxBenefitFromShareBasedCompensationFinancingActivities	2389000	USD
CY2013	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	831000	USD
CY2013	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	190994000	shares
CY2013	irm	Incremental Common Shares Attributable To Share Based Payments Arrangements Stock Option IncrementalCommonSharesAttributableToShareBasedPaymentsArrangementsStockOption	995836	shares
CY2013	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	192412000	shares
CY2013	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	0.52
CY2013	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0.00
CY2013	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.51
CY2013	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	0.52
CY2013	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0.00
CY2013	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.51
CY2011Q4	us-gaap	Asset Retirement Obligation AssetRetirementObligation	10116000	USD
CY2012Q4	us-gaap	Asset Retirement Obligation AssetRetirementObligation	10982000	USD
CY2013Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	4631067000	USD
CY2013Q4	us-gaap	Asset Retirement Obligation AssetRetirementObligation	11809000	USD
CY2012	us-gaap	Asset Retirement Obligation Liabilities Incurred AssetRetirementObligationLiabilitiesIncurred	389000	USD
CY2013	us-gaap	Asset Retirement Obligation Liabilities Incurred AssetRetirementObligationLiabilitiesIncurred	480000	USD
CY2013	us-gaap	Asset Retirement Obligation Liabilities Settled AssetRetirementObligationLiabilitiesSettled	687000	USD
CY2012	us-gaap	Asset Retirement Obligation Liabilities Settled AssetRetirementObligationLiabilitiesSettled	785000	USD
CY2012	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	1056000	USD
CY2013	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	1123000	USD
CY2012	us-gaap	Asset Retirement Obligation Foreign Currency Translation AssetRetirementObligationForeignCurrencyTranslation	206000	USD
CY2013	us-gaap	Asset Retirement Obligation Foreign Currency Translation AssetRetirementObligationForeignCurrencyTranslation	-89000	USD
CY2013Q4	irm	Reporting Unit Fair Value Exceeds Carrying Value Percent ReportingUnitFairValueExceedsCarryingValuePercent	0.15	pure
CY2013	irm	Reporting Units Number ReportingUnitsNumber	6	item
CY2012Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	15703000	USD
CY2012Q4	us-gaap	Deferred Finance Costs Gross DeferredFinanceCostsGross	63649000	USD
CY2013Q4	us-gaap	Deferred Finance Costs Gross DeferredFinanceCostsGross	62418000	USD
CY2012Q4	us-gaap	Accumulated Amortization Deferred Finance Costs AccumulatedAmortizationDeferredFinanceCosts	19799000	USD
CY2013Q4	us-gaap	Accumulated Amortization Deferred Finance Costs AccumulatedAmortizationDeferredFinanceCosts	16811000	USD
CY2013Q4	irm	Threshold Percentage Of Current Assets And Liabilities Required To Be Disclosed Separately ThresholdPercentageOfCurrentAssetsAndLiabilitiesRequiredToBeDisclosedSeparately	0.05	pure
CY2012Q4	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	68312000	USD
CY2013Q4	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	31915000	USD
CY2012Q4	us-gaap	Other Prepaid Expense Current OtherPrepaidExpenseCurrent	96401000	USD
CY2013Q4	us-gaap	Other Prepaid Expense Current OtherPrepaidExpenseCurrent	112886000	USD
CY2012Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	164713000	USD
CY2013Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	144801000	USD
CY2012Q4	us-gaap	Interest Payable Current InterestPayableCurrent	64227000	USD
CY2013Q4	us-gaap	Interest Payable Current InterestPayableCurrent	71971000	USD
CY2012Q4	irm	Accrued Salaries And Vacation Current AccruedSalariesAndVacationCurrent	80931000	USD
CY2013Q4	irm	Accrued Salaries And Vacation Current AccruedSalariesAndVacationCurrent	91519000	USD
CY2012Q4	us-gaap	Accrued Bonuses Current AccruedBonusesCurrent	63828000	USD
CY2013Q4	us-gaap	Accrued Bonuses Current AccruedBonusesCurrent	58562000	USD
CY2012Q4	us-gaap	Dividends Payable Current DividendsPayableCurrent	53042000	USD
CY2013Q4	us-gaap	Dividends Payable Current DividendsPayableCurrent	55142000	USD
CY2012Q4	us-gaap	Self Insurance Reserve Current SelfInsuranceReserveCurrent	34806000	USD
CY2013Q4	us-gaap	Self Insurance Reserve Current SelfInsuranceReserveCurrent	32850000	USD
CY2012Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	129979000	USD
CY2013Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	151294000	USD
CY2012Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	426813000	USD
CY2013Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	461338000	USD
CY2011	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	17510000	USD
CY2013	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	30354000	USD
CY2011	us-gaap	Allocated Share Based Compensation Expense Net Of Tax AllocatedShareBasedCompensationExpenseNetOfTax	8834000	USD
CY2012	us-gaap	Allocated Share Based Compensation Expense Net Of Tax AllocatedShareBasedCompensationExpenseNetOfTax	23437000	USD
CY2013	us-gaap	Allocated Share Based Compensation Expense Net Of Tax AllocatedShareBasedCompensationExpenseNetOfTax	22085000	USD
CY2011	irm	Allocated Share Based Compensation Expense Earnings Per Share Basic And Diluted AllocatedShareBasedCompensationExpenseEarningsPerShareBasicAndDiluted	0.05
CY2012	irm	Allocated Share Based Compensation Expense Earnings Per Share Basic AllocatedShareBasedCompensationExpenseEarningsPerShareBasic	0.14
CY2012	irm	Allocated Share Based Compensation Expense Earnings Per Share Diluted AllocatedShareBasedCompensationExpenseEarningsPerShareDiluted	0.13
CY2011	us-gaap	Excess Tax Benefit From Share Based Compensation Financing Activities ExcessTaxBenefitFromShareBasedCompensationFinancingActivities	919000	USD
CY2012	us-gaap	Excess Tax Benefit From Share Based Compensation Financing Activities ExcessTaxBenefitFromShareBasedCompensationFinancingActivities	1045000	USD
CY2013Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Authorized ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized	38917411	shares
CY2013Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant	5814061	shares
CY2013Q4	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized	41877000	USD
CY2013	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1	P2Y
CY2011	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	153180000	USD
CY2012	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	-8659000	USD
CY2011	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	194777000	shares
CY2012	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	173604000	shares
CY2011	irm	Incremental Common Shares Attributable To Share Based Payments Arrangements Stock Option IncrementalCommonSharesAttributableToShareBasedPaymentsArrangementsStockOption	1060477	shares
CY2012	irm	Incremental Common Shares Attributable To Share Based Payments Arrangements Stock Option IncrementalCommonSharesAttributableToShareBasedPaymentsArrangementsStockOption	914308	shares
CY2011	irm	Incremental Common Shares Attributable To Share Based Payments Restricted Stock And Rs Us And P Us IncrementalCommonSharesAttributableToShareBasedPaymentsRestrictedStockAndRSUsAndPUs	100136	shares
CY2012	irm	Incremental Common Shares Attributable To Share Based Payments Restricted Stock And Rs Us And P Us IncrementalCommonSharesAttributableToShareBasedPaymentsRestrictedStockAndRSUsAndPUs	349128	shares
CY2011	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	195938000	shares
CY2012	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	174867000	shares
CY2011	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	1.27
CY2012	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	1.06
CY2011	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0.79
CY2012	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	-0.05
CY2011	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.03
CY2012	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.99
CY2011	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	1.26
CY2012	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	1.05
CY2011	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0.78
CY2012	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	-0.05
CY2011	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.02
CY2012	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.98
CY2011	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	3973760	shares
CY2012	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	1286150	shares
CY2013	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	903416	shares
CY2013	irm	Period To Charge Off Uncollectible Balances Of Receivable As Circumstances Warrant PeriodToChargeOffUncollectibleBalancesOfReceivableAsCircumstancesWarrant	P1Y
CY2013Q4	irm	Concentration Risk Number Of Global Banks ConcentrationRiskNumberOfGlobalBanks	1	item
CY2012Q4	irm	Concentration Risk Number Of Global Banks ConcentrationRiskNumberOfGlobalBanks	5	item
CY2013Q4	irm	Concentration Risk Number Of Triple A Rated Money Market Funds ConcentrationRiskNumberOfTripleARatedMoneyMarketFunds	1	item
CY2012Q4	irm	Concentration Risk Number Of Triple A Rated Money Market Funds ConcentrationRiskNumberOfTripleARatedMoneyMarketFunds	2	item
CY2013	irm	Concentration Of Risk Maximum Investment Limit Per Mutual Fund ConcentrationOfRiskMaximumInvestmentLimitPerMutualFund	50000000	USD
CY2013	irm	Concentration Of Risk Maximum Investment Limit Per Financial Institution ConcentrationOfRiskMaximumInvestmentLimitPerFinancialInstitution	75000000	USD
CY2012Q4	irm	Concentration Risk Cash And Cash Equivalent And Restricted Cash ConcentrationRiskCashAndCashEquivalentAndRestrictedCash	277027000	USD
CY2013	us-gaap	Net Realized Or Unrealized Gain Loss On Trading Securities NetRealizedOrUnrealizedGainLossOnTradingSecurities	2283000	USD
CY2013Q4	irm	Concentration Risk Cash And Cash Equivalent And Restricted Cash ConcentrationRiskCashAndCashEquivalentAndRestrictedCash	154386000	USD
CY2012Q4	irm	Concentration Risk Money Market Funds And Time Deposits ConcentrationRiskMoneyMarketFundsAndTimeDeposits	218629000	USD
CY2013Q4	irm	Concentration Risk Money Market Funds And Time Deposits ConcentrationRiskMoneyMarketFundsAndTimeDeposits	36613000	USD
CY2013	irm	Number Of Trust That Holds Marketable Securities NumberOfTrustThatHoldsMarketableSecurities	1	item
CY2012Q4	us-gaap	Trading Securities TradingSecurities	11071000	USD
CY2013Q4	us-gaap	Trading Securities TradingSecurities	13386000	USD
CY2011	us-gaap	Net Realized Or Unrealized Gain Loss On Trading Securities NetRealizedOrUnrealizedGainLossOnTradingSecurities	-321000	USD
CY2012	us-gaap	Net Realized Or Unrealized Gain Loss On Trading Securities NetRealizedOrUnrealizedGainLossOnTradingSecurities	1292000	USD
CY2013	us-gaap	Maximum Length Of Time Foreign Currency Cash Flow Hedge MaximumLengthOfTimeForeignCurrencyCashFlowHedge	P6M
CY2012Q4	us-gaap	Equity Method Investments EquityMethodInvestments	398000	USD
CY2013Q4	us-gaap	Equity Method Investments EquityMethodInvestments	455000	USD
CY2011	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-993000	USD
CY2012	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-10628000	USD
CY2013	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-43724000	USD
CY2011	irm	Other Nonoperating Income Expense Other Net OtherNonoperatingIncomeExpenseOtherNet	5302000	USD
CY2012	irm	Other Nonoperating Income Expense Other Net OtherNonoperatingIncomeExpenseOtherNet	4789000	USD
CY2013	irm	Other Nonoperating Income Expense Other Net OtherNonoperatingIncomeExpenseOtherNet	4723000	USD
CY2012Q4	us-gaap	Debt And Capital Lease Obligations DebtAndCapitalLeaseObligations	3825003000	USD
CY2013Q4	us-gaap	Debt And Capital Lease Obligations DebtAndCapitalLeaseObligations	4171722000	USD
CY2012Q4	us-gaap	Long Term Debt And Capital Lease Obligations Current LongTermDebtAndCapitalLeaseObligationsCurrent	92887000	USD
CY2012Q2	us-gaap	Sales Revenue Services Net SalesRevenueServicesNet	752165000	USD
CY2012Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	158687000	USD
CY2012Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	153966000	USD
CY2012Q1	us-gaap	Sales Revenue Services Net SalesRevenueServicesNet	746498000	USD
CY2013Q4	us-gaap	Long Term Debt And Capital Lease Obligations Current LongTermDebtAndCapitalLeaseObligationsCurrent	52583000	USD
CY2012Q4	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	3732116000	USD
CY2013Q4	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	4119139000	USD
CY2013Q4	irm	Debt Instrument Ownership Percent Subsidiary Guarantor DebtInstrumentOwnershipPercentSubsidiaryGuarantor	1.00	pure
CY2013Q4	us-gaap	Minority Interest Ownership Percentage By Parent MinorityInterestOwnershipPercentageByParent	1.00	pure
CY2012Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	243415000	USD
CY2012Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	572200000	USD
CY2012Q4	us-gaap	Other Assets Current OtherAssetsCurrent	174865000	USD
CY2012Q4	us-gaap	Assets Current AssetsCurrent	1024092000	USD
CY2012Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	2477727000	USD
CY2012Q4	irm	Other Assets Noncurrent Consolidating Balance Sheet OtherAssetsNoncurrentConsolidatingBalanceSheet	521761000	USD
CY2012Q4	irm	Assets Noncurrent Excluding Property Plant And Equipment Net AssetsNoncurrentExcludingPropertyPlantAndEquipmentNet	2856520000	USD
CY2012Q4	us-gaap	Assets Assets	6358339000	USD
CY2012Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	812066000	USD
CY2012Q4	irm	Other Liabilities Noncurrent Consolidating Balance Sheet OtherLiabilitiesNoncurrentConsolidatingBalanceSheet	558822000	USD
CY2013Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	120526000	USD
CY2012Q4	us-gaap	Stockholders Equity StockholdersEquity	1149971000	USD
CY2012Q4	us-gaap	Minority Interest MinorityInterest	12477000	USD
CY2012Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1162448000	USD
CY2012Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	6358339000	USD
CY2013Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	616797000	USD
CY2013Q4	us-gaap	Other Assets Current OtherAssetsCurrent	162424000	USD
CY2013Q4	us-gaap	Assets Current AssetsCurrent	933607000	USD
CY2013Q4	irm	Other Assets Noncurrent Consolidating Balance Sheet OtherAssetsNoncurrentConsolidatingBalanceSheet	677786000	USD
CY2013Q4	irm	Assets Noncurrent Excluding Property Plant And Equipment Net AssetsNoncurrentExcludingPropertyPlantAndEquipmentNet	3141138000	USD
CY2013Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	906518000	USD
CY2013Q4	irm	Other Liabilities Noncurrent Consolidating Balance Sheet OtherLiabilitiesNoncurrentConsolidatingBalanceSheet	516931000	USD
CY2013Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2011Q4	us-gaap	Noncurrent Assets NoncurrentAssets	5126808000	USD
CY2012Q4	us-gaap	Noncurrent Assets NoncurrentAssets	5334247000	USD
CY2013Q4	us-gaap	Noncurrent Assets NoncurrentAssets	5719398000	USD
CY2013Q4	us-gaap	Stockholders Equity StockholdersEquity	1047338000	USD
CY2013Q4	us-gaap	Minority Interest MinorityInterest	10496000	USD
CY2013	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	19999000	USD
CY2011	us-gaap	Adjustments To Additional Paid In Capital Tax Effect From Share Based Compensation AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation	919000	USD
CY2013Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	6653005000	USD
CY2013Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	2578260000	USD
CY2011	irm	Information Storage Revenue InformationStorageRevenue	1682990000	USD
CY2011	irm	Service Revenue ServiceRevenue	1331713000	USD
CY2013	dei	Entity Registrant Name EntityRegistrantName	IRON MOUNTAIN INC
CY2013	dei	Entity Central Index Key EntityCentralIndexKey	0001020569
CY2013	dei	Document Type DocumentType	8-K
CY2013	dei	Document Period End Date DocumentPeriodEndDate	2013-12-31
CY2013	dei	Amendment Flag AmendmentFlag	false
CY2012Q3	us-gaap	Sales Revenue Services Net SalesRevenueServicesNet	748125000	USD
CY2012Q4	us-gaap	Sales Revenue Services Net SalesRevenueServicesNet	758467000	USD
CY2012Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	141813000	USD
CY2012Q4	us-gaap	Operating Income Loss OperatingIncomeLoss	102561000	USD
CY2012Q1	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	61073000	USD
CY2012Q2	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	41441000	USD
CY2012Q3	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	53719000	USD
CY2012Q4	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	27260000	USD
CY2012Q1	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	-5093000	USD
CY2012Q2	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	-2524000	USD
CY2012Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	32000	USD
CY2012Q4	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	-1074000	USD
CY2012Q1	us-gaap	Profit Loss ProfitLoss	55980000	USD
CY2013Q4	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	47265000	USD
CY2012Q2	us-gaap	Profit Loss ProfitLoss	38917000	USD
CY2012Q3	us-gaap	Profit Loss ProfitLoss	53751000	USD
CY2012Q4	us-gaap	Profit Loss ProfitLoss	26186000	USD
CY2012Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	55350000	USD
CY2012Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	38055000	USD
CY2012Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	52809000	USD
CY2012Q4	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	25494000	USD
CY2012Q1	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	0.36
CY2012Q2	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	0.24
CY2012Q3	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	0.31
CY2012Q4	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	0.15
CY2012Q1	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	-0.03
CY2012Q2	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	-0.01
CY2012Q4	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	-0.01
CY2012Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.32
CY2012Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.22
CY2012Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.31
CY2012Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.14
CY2012Q1	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	0.35
CY2012Q2	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	0.24
CY2012Q3	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	0.31
CY2012Q4	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	0.15
CY2012Q1	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	-0.03
CY2012Q2	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	-0.01
CY2012Q4	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	-0.01
CY2012Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.32
CY2012Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.22
CY2012Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.31
CY2012Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.14
CY2012Q4	irm	Net Income Loss Increase Decrease Attributable To Operating Income NetIncomeLossIncreaseDecreaseAttributableToOperatingIncome	51400000	USD
CY2012Q4	irm	Net Income Loss Increase Decrease Attributable To Costs Asset Write Downs And Other Asset Impairments NetIncomeLossIncreaseDecreaseAttributableToCostsAssetWriteDownsAndOtherAssetImpairments	16700000	USD
CY2012Q4	irm	Net Income Loss Increase Decrease Attributable To Legal Fees And Reserves NetIncomeLossIncreaseDecreaseAttributableToLegalFeesAndReserves	6400000	USD
CY2012Q4	irm	Net Income Loss Increase Decrease Attributable To Professional Fees NetIncomeLossIncreaseDecreaseAttributableToProfessionalFees	4000000	USD
CY2012Q4	irm	Net Income Loss Increase Decrease Attributable To Real Estate Investment Trust Conversion NetIncomeLossIncreaseDecreaseAttributableToRealEstateInvestmentTrustConversion	7400000	USD
CY2012Q4	irm	Net Income Loss Increase Decrease Attributable To Workers Compensation And Personal Property Taxes NetIncomeLossIncreaseDecreaseAttributableToWorkersCompensationAndPersonalPropertyTaxes	-4300000	USD
CY2012Q4	irm	Net Income Loss Increase Decrease Attributable To Stock Based Compensation Expense NetIncomeLossIncreaseDecreaseAttributableToStockBasedCompensationExpense	2800000	USD
CY2012Q4	irm	Net Income Loss Increase Decrease Attributable To Interest Expense NetIncomeLossIncreaseDecreaseAttributableToInterestExpense	2800000	USD
CY2012Q4	irm	Net Income Loss Increase Decrease Attributable To Provision For Income Taxes NetIncomeLossIncreaseDecreaseAttributableToProvisionForIncomeTaxes	21600000	USD
CY2012Q4	irm	Net Income Loss Increase Decrease Attributable To Other Expenses Net NetIncomeLossIncreaseDecreaseAttributableToOtherExpensesNet	6200000	USD
CY2013Q1	us-gaap	Sales Revenue Services Net SalesRevenueServicesNet	747031000	USD
CY2013Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	122842000	USD
CY2013Q1	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	18350000	USD
CY2013Q1	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	2184000	USD
CY2013Q1	us-gaap	Profit Loss ProfitLoss	20534000	USD
CY2013Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	19386000	USD
CY2013Q1	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	0.10
CY2013Q1	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0.01
CY2013Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.10
CY2013Q1	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	0.10
CY2013Q1	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0.01
CY2013Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.10
CY2013Q2	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	0.14
CY2013Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.14
CY2013Q2	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	0.14
CY2013Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.14
CY2013Q2	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	27538000	USD
CY2013Q2	us-gaap	Sales Revenue Services Net SalesRevenueServicesNet	754721000	USD
CY2013Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	131869000	USD
CY2013Q2	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	-98000	USD
CY2013Q2	us-gaap	Profit Loss ProfitLoss	27440000	USD
CY2013Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	26564000	USD
CY2013Q3	us-gaap	Sales Revenue Services Net SalesRevenueServicesNet	755639000	USD
CY2013Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	140283000	USD
CY2013Q3	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	5528000	USD
CY2013Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	-571000	USD
CY2013Q3	us-gaap	Profit Loss ProfitLoss	4957000	USD
CY2013Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	4047000	USD
CY2013Q3	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	0.03
CY2013Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.02
CY2013Q3	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	0.03
CY2013Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.02
CY2013Q4	us-gaap	Sales Revenue Services Net SalesRevenueServicesNet	768532000	USD
CY2013	us-gaap	Sales Revenue Services Net SalesRevenueServicesNet	3025923000	USD
CY2011	us-gaap	Sales Revenue Services Net SalesRevenueServicesNet	3014703000	USD
CY2012	us-gaap	Sales Revenue Services Net SalesRevenueServicesNet	3005255000	USD
CY2011	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	319499000	USD
CY2012	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	316344000	USD
CY2012	us-gaap	Depreciation Depreciation	280598000	USD
CY2013	us-gaap	Depreciation Depreciation	282856000	USD
CY2011	us-gaap	Depreciation Depreciation	290638000	USD
CY2013	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	39181000	USD
CY2011	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	28861000	USD
CY2012	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	35746000	USD
CY2013	irm	Adjusted Operating Income Loss Before Depreciation And Amortization AdjustedOperatingIncomeLossBeforeDepreciationAndAmortization	895881000	USD
CY2011	irm	Adjusted Operating Income Loss Before Depreciation And Amortization AdjustedOperatingIncomeLossBeforeDepreciationAndAmortization	950439000	USD
CY2012	irm	Adjusted Operating Income Loss Before Depreciation And Amortization AdjustedOperatingIncomeLossBeforeDepreciationAndAmortization	912217000	USD
CY2011Q4	us-gaap	Assets Assets	6041258000	USD
CY2011	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	306104000	USD
CY2012	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	394689000	USD
CY2013	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	634586000	USD
CY2013Q4	irm	Number Of Series Of Senior Subordinated Notes NumberOfSeriesOfSeniorSubordinatedNotes	7	item
CY2012Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	87109000	USD
CY2013Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	71831000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Deferred Rent DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsDeferredRent	19772000	USD
CY2013Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Deferred Rent DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsDeferredRent	25624000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	64796000	USD
CY2013Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	81124000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards DeferredTaxAssetsTaxCreditCarryforwards	44315000	USD
CY2013Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards DeferredTaxAssetsTaxCreditCarryforwards	10229000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	21126000	USD
CY2013Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	23938000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	184615000	USD
CY2013Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	209476000	USD
CY2012Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssets	254156000	USD
CY2012Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	318856000	USD
CY2012Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	573012000	USD
CY2013Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssets	367936000	USD
CY2011	irm	Income Tax Reconciliation Change In Deferred Tax Assets Tax Credits Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsTaxCreditsValuationAllowance	2757000	USD
CY2013Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	168385000	USD
CY2013Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	536321000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	-388397000	USD
CY2013Q4	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	-326845000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Gross Current DeferredTaxAssetsGrossCurrent	54409000	USD
CY2013Q4	us-gaap	Deferred Tax Assets Gross Current DeferredTaxAssetsGrossCurrent	65332000	USD
CY2012Q4	us-gaap	Deferred Tax Liabilities Current DeferredTaxLiabilitiesCurrent	44257000	USD
CY2013Q4	us-gaap	Deferred Tax Liabilities Current DeferredTaxLiabilitiesCurrent	47709000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Liabilities Net Current DeferredTaxAssetsLiabilitiesNetCurrent	10152000	USD
CY2013Q4	us-gaap	Deferred Tax Assets Liabilities Net Current DeferredTaxAssetsLiabilitiesNetCurrent	17623000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Gross Noncurrent DeferredTaxAssetsGrossNoncurrent	130206000	USD
CY2013Q4	us-gaap	Deferred Tax Assets Gross Noncurrent DeferredTaxAssetsGrossNoncurrent	144144000	USD
CY2012Q4	irm	Noncurrent Deferred Tax Liabilities NoncurrentDeferredTaxLiabilities	528755000	USD
CY2013Q4	irm	Noncurrent Deferred Tax Liabilities NoncurrentDeferredTaxLiabilities	488612000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Liabilities Net Noncurrent DeferredTaxAssetsLiabilitiesNetNoncurrent	-398549000	USD
CY2013Q4	us-gaap	Deferred Tax Assets Liabilities Net Noncurrent DeferredTaxAssetsLiabilitiesNetNoncurrent	-344468000	USD
CY2012Q4	irm	Reclassification Of Deferred Tax Liabilities Noncurrent ReclassificationOfDeferredTaxLiabilitiesNoncurrent	123946000	USD
CY2013Q4	irm	Reclassification Of Deferred Tax Liabilities Noncurrent ReclassificationOfDeferredTaxLiabilitiesNoncurrent	26916000	USD
CY2012	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	191175000	USD
CY2013	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	65230000	USD
CY2011	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	313530000	USD
CY2012	irm	Income Loss From Continuing Operations Before Income Taxes Canada IncomeLossFromContinuingOperationsBeforeIncomeTaxesCanada	44358000	USD
CY2013	irm	Income Loss From Continuing Operations Before Income Taxes Canada IncomeLossFromContinuingOperationsBeforeIncomeTaxesCanada	39038000	USD
CY2011	irm	Income Loss From Continuing Operations Before Income Taxes Canada IncomeLossFromContinuingOperationsBeforeIncomeTaxesCanada	48327000	USD
CY2012	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	62833000	USD
CY2013	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	58750000	USD
CY2011	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	-8957000	USD
CY2012	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	134231000	USD
CY2013	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	92657000	USD
CY2011	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	47523000	USD
CY2012	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-57166000	USD
CY2013	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-64441000	USD
CY2011	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	25708000	USD
CY2012	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	25466000	USD
CY2013	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	10232000	USD
CY2011	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	23828000	USD
CY2012	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-15134000	USD
CY2013	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-8056000	USD
CY2011	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-1093000	USD
CY2012	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	32377000	USD
CY2013	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	59600000	USD
CY2011	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	31748000	USD
CY2012	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-4901000	USD
CY2013	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-26935000	USD
CY2011	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-21226000	USD
CY2012	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	104428000	USD
CY2013	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	57057000	USD
CY2011	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	123515000	USD
CY2012	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	6946000	USD
CY2013	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	4212000	USD
CY2011	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	16301000	USD
CY2012	irm	Income Tax Reconciliation Change In Deferred Tax Assets Tax Credits Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsTaxCreditsValuationAllowance	6771000	USD
CY2013	irm	Income Tax Reconciliation Change In Deferred Tax Assets Tax Credits Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsTaxCreditsValuationAllowance	30018000	USD
CY2013Q4	us-gaap	Undistributed Earnings Of Foreign Subsidiaries UndistributedEarningsOfForeignSubsidiaries	52103000	USD
CY2013Q4	irm	Number Of Preferred Stock Purchase Right Entitled For Each Share Of Common Stock Held NumberOfPreferredStockPurchaseRightEntitledForEachShareOfCommonStockHeld	1	shares
CY2013	irm	Effective Income Tax Rate Reconciliation Increase Decrease Rate Difference EffectiveIncomeTaxRateReconciliationIncreaseDecreaseRateDifference	0.131	pure
CY2013	irm	Income Tax Reconciliation Reserve Reversal And Audit Settlements IncomeTaxReconciliationReserveReversalAndAuditSettlements	16322000	USD
CY2012	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	-30798000	USD
CY2013	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	-33852000	USD
CY2011	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	-34867000	USD
CY2013	irm	Income Tax Reconciliation Foreign Restructuring IncomeTaxReconciliationForeignRestructuring	17691000	USD
CY2013	us-gaap	Income Tax Reconciliation Repatriation Of Foreign Earnings IncomeTaxReconciliationRepatriationOfForeignEarnings	44751000	USD
CY2013	irm	Income Tax Reconciliation Impairment Of Assets And Other Transaction Costs IncomeTaxReconciliationImpairmentOfAssetsAndOtherTransactionCosts	6576000	USD
CY2012	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	5470000	USD
CY2013	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	422000	USD
CY2011	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	8767000	USD
CY2013	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.387	pure
CY2011	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.302	pure
CY2012	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.385	pure
CY2012	irm	Effective Income Tax Rate Reconciliation Increase Decrease Rate Difference EffectiveIncomeTaxRateReconciliationIncreaseDecreaseRateDifference	-0.022	pure
CY2013	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.35	pure
CY2013Q1	us-gaap	Income Tax Reconciliation Tax Exempt Income IncomeTaxReconciliationTaxExemptIncome	4025000	USD
CY2013	irm	Income Tax Reconciliation Net Period Increase Decrease IncomeTaxReconciliationNetPeriodIncreaseDecrease	21450000	USD
CY2013	irm	Income Tax Period For Amount Expected To Be Included In Determination Of Taxable Income IncomeTaxPeriodForAmountExpectedToBeIncludedInDeterminationOfTaxableIncome	P4Y
CY2013	irm	Normal Statute Of Limitation Period For Federal Tax Purpose NormalStatuteOfLimitationPeriodForFederalTaxPurpose	P3Y
CY2012Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	37563000	USD
CY2013Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	51146000	USD
CY2010Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	59891000	USD
CY2011Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	31408000	USD
CY2012	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	6598000	USD
CY2013	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	5985000	USD
CY2011	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	6593000	USD
CY2012	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	3912000	USD
CY2013	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	20275000	USD
CY2011	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	6437000	USD
CY2012	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	427000	USD
CY2013	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	1370000	USD
CY2011	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	30316000	USD
CY2012	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	2829000	USD
CY2013	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	1312000	USD
CY2011	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	6268000	USD
CY2012	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	1099000	USD
CY2013	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	9995000	USD
CY2011	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	4929000	USD
CY2013Q4	irm	Unrecognized Tax Benefits Net Of Federal Tax Benefit UnrecognizedTaxBenefitsNetOfFederalTaxBenefit	32496000	USD
CY2013Q4	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	2800000	USD
CY2012Q4	irm	Common Stock Price Per Share For Special Dividend CommonStockPricePerShareForSpecialDividend	32.87
CY2012Q4	us-gaap	Stock Issued During Period Value Stock Dividend StockIssuedDuringPeriodValueStockDividend	560000000	USD
CY2012Q4	us-gaap	Stock Dividends Shares StockDividendsShares	17000000	shares
CY2013	irm	Operating Lease Property Plant And Equipment Vehicles Office Equipment Maximum Lease Life OperatingLeasePropertyPlantAndEquipmentVehiclesOfficeEquipmentMaximumLeaseLife	P7Y
CY2013Q4	us-gaap	Contractual Obligation Due In Next Twelve Months ContractualObligationDueInNextTwelveMonths	44453000	USD
CY2013Q4	us-gaap	Contractual Obligation Due In Second Year ContractualObligationDueInSecondYear	10251000	USD
CY2013Q4	us-gaap	Contractual Obligation Due In Third Year ContractualObligationDueInThirdYear	2048000	USD
CY2013Q4	us-gaap	Contractual Obligation Due In Fourth Year ContractualObligationDueInFourthYear	1471000	USD
CY2013Q4	us-gaap	Contractual Obligation Due In Fifth Year ContractualObligationDueInFifthYear	1357000	USD
CY2013Q4	us-gaap	Contractual Obligation Due After Fifth Year ContractualObligationDueAfterFifthYear	1990000	USD
CY2013Q4	us-gaap	Operating Leases Future Minimum Payments Due Current OperatingLeasesFutureMinimumPaymentsDueCurrent	232935000	USD
CY2013Q4	us-gaap	Operating Leases Future Minimum Payments Due In Two Years OperatingLeasesFutureMinimumPaymentsDueInTwoYears	221597000	USD
CY2013Q4	us-gaap	Operating Leases Future Minimum Payments Due In Three Years OperatingLeasesFutureMinimumPaymentsDueInThreeYears	211728000	USD
CY2013Q4	us-gaap	Operating Leases Future Minimum Payments Due In Four Years OperatingLeasesFutureMinimumPaymentsDueInFourYears	200842000	USD
CY2013Q4	us-gaap	Operating Leases Future Minimum Payments Due In Five Years OperatingLeasesFutureMinimumPaymentsDueInFiveYears	189366000	USD
CY2013Q4	us-gaap	Operating Leases Future Minimum Payments Due Thereafter OperatingLeasesFutureMinimumPaymentsDueThereafter	1397792000	USD
CY2013Q4	us-gaap	Operating Leases Future Minimum Payments Due OperatingLeasesFutureMinimumPaymentsDue	2454260000	USD
CY2013Q4	irm	Operating Leases Future Minimum Payments Due Future Minimum Sublease Rentals Within One Year OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentalsWithinOneYear	4172000	USD
CY2013Q4	irm	Operating Leases Future Minimum Payments Due Future Minimum Sublease Rentals Within Two Years OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentalsWithinTwoYears	5062000	USD
CY2013Q4	irm	Operating Leases Future Minimum Payments Due Future Minimum Sublease Rentals Within Three Years OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentalsWithinThreeYears	4308000	USD
CY2013Q4	irm	Operating Leases Future Minimum Payments Due Future Minimum Sublease Rentals Within Four Years OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentalsWithinFourYears	3058000	USD
CY2013Q4	irm	Operating Leases Future Minimum Payments Due Future Minimum Sublease Rentals Within Five Years OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentalsWithinFiveYears	686000	USD
CY2013Q4	irm	Operating Leases Future Minimum Payments Due Future Minimum Sublease Rentals Thereafter OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentalsThereafter	807000	USD
CY2013Q4	us-gaap	Operating Leases Future Minimum Payments Due Future Minimum Sublease Rentals OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentals	18093000	USD
CY2013	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	244390000	USD
CY2011	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	242954000	USD
CY2012	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	250986000	USD
CY2013Q4	us-gaap	Operating Income Loss OperatingIncomeLoss	97400000	USD
CY2013Q4	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	48545000	USD
CY2013Q4	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	-684000	USD
CY2013Q4	us-gaap	Profit Loss ProfitLoss	47861000	USD
CY2013Q4	irm	Number Of Derivative Instruments With Contingent Features Of Credit Risk NumberOfDerivativeInstrumentsWithContingentFeaturesOfCreditRisk	0	item
CY2013Q4	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	0.25
CY2013Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.25
CY2013Q4	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	0.25
CY2013Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.25
CY2013	irm	Operating Lease Leased Facilities Term Low End Of Range OperatingLeaseLeasedFacilitiesTermLowEndOfRange	P5Y
CY2013	irm	Operating Lease Leased Facilities Term High End Of Range OperatingLeaseLeasedFacilitiesTermHighEndOfRange	P10Y
CY2013	irm	Operating Lease Leased Facilities Renewal Options Minimum OperatingLeaseLeasedFacilitiesRenewalOptionsMinimum	P1Y
CY2013	us-gaap	Lessee Leasing Arrangements Operating Leases Renewal Term LesseeLeasingArrangementsOperatingLeasesRenewalTerm	P5Y
CY2013	irm	Operating Lease Property Plant And Equipment Primarily Computers Average Lease Life OperatingLeasePropertyPlantAndEquipmentPrimarilyComputersAverageLeaseLife	P3Y
CY2013	irm	Defined Contribution Plan Eligible Employee Deferral Percentage Low End Of Range DefinedContributionPlanEligibleEmployeeDeferralPercentageLowEndOfRange	0.01	pure
CY2013	us-gaap	Defined Contribution Plan Maximum Annual Contributions Per Employee Percent DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent	0.25	pure
CY2011	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	18133000	USD
CY2012	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	18026000	USD
CY2013	us-gaap	Stock Repurchase Program Authorized Amount StockRepurchaseProgramAuthorizedAmount	1200000000	USD
CY2013Q4	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount	66035000	USD
CY2013Q4	irm	Share Repurchase Percent Outstanding Stock Authorized ShareRepurchasePercentOutstandingStockAuthorized	0.01	pure
CY2012Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.2500
CY2012Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.2700
CY2012Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.2700
CY2012Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	4.0600
CY2012Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.2700
CY2013Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.2700
CY2013Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.2700
CY2013Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.2700
CY2012Q1	us-gaap	Dividends Common Stock DividendsCommonStock	42791000	USD
CY2012Q2	us-gaap	Dividends Common Stock DividendsCommonStock	46336000	USD
CY2012Q3	us-gaap	Dividends Common Stock DividendsCommonStock	46473000	USD
CY2012Q4	us-gaap	Dividends Common Stock DividendsCommonStock	700000000	USD
CY2012Q4	us-gaap	Dividends Common Stock DividendsCommonStock	51296000	USD
CY2013Q1	us-gaap	Dividends Common Stock DividendsCommonStock	51460000	USD
CY2013Q2	us-gaap	Dividends Common Stock DividendsCommonStock	51597000	USD
CY2013Q3	us-gaap	Dividends Common Stock DividendsCommonStock	51625000	USD
CY2012Q2	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.2500
CY2012Q3	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.2700
CY2012Q4	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.2700
CY2012Q4	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	4.0600
CY2013Q1	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.2700
CY2013Q2	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.2700
CY2013Q3	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.2700
CY2013Q4	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.2700
CY2012Q4	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	140000000	USD
CY2012Q2	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	42791000	USD
CY2012Q3	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	46336000	USD
CY2012Q4	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	700000000	USD
CY2012Q4	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	46473000	USD
CY2013Q1	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	51296000	USD
CY2013Q2	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	51460000	USD
CY2013Q3	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	51597000	USD
CY2013Q4	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	51625000	USD
CY2012Q4	irm	Number Of Trading Days Used For Value Of Special Dividend NumberOfTradingDaysUsedForValueOfSpecialDividend	P3D
CY2013	irm	Operating Lease Property Plant And Equipment Vehicles Office Equipment Minimum Lease Life OperatingLeasePropertyPlantAndEquipmentVehiclesOfficeEquipmentMinimumLeaseLife	P1Y
CY2012	us-gaap	Operating Leases Rent Expense Sublease Rentals1 OperatingLeasesRentExpenseSubleaseRentals1	3407000	USD
CY2013	us-gaap	Operating Leases Rent Expense Sublease Rentals1 OperatingLeasesRentExpenseSubleaseRentals1	3109000	USD
CY2011	us-gaap	Operating Leases Rent Expense Sublease Rentals1 OperatingLeasesRentExpenseSubleaseRentals1	2974000	USD
CY2013Q4	us-gaap	Capital Leases Future Minimum Payments Due Current CapitalLeasesFutureMinimumPaymentsDueCurrent	58721000	USD
CY2013Q4	us-gaap	Capital Leases Future Minimum Payments Due In Two Years CapitalLeasesFutureMinimumPaymentsDueInTwoYears	52850000	USD
CY2013Q4	us-gaap	Capital Leases Future Minimum Payments Due In Three Years CapitalLeasesFutureMinimumPaymentsDueInThreeYears	36365000	USD
CY2013Q4	us-gaap	Capital Leases Future Minimum Payments Due In Four Years CapitalLeasesFutureMinimumPaymentsDueInFourYears	31978000	USD
CY2013Q4	us-gaap	Capital Leases Future Minimum Payments Due In Five Years CapitalLeasesFutureMinimumPaymentsDueInFiveYears	27727000	USD
CY2013Q4	us-gaap	Capital Leases Future Minimum Payments Due Thereafter CapitalLeasesFutureMinimumPaymentsDueThereafter	171136000	USD
CY2013Q4	us-gaap	Capital Leases Future Minimum Payments Due CapitalLeasesFutureMinimumPaymentsDue	378777000	USD
CY2013Q4	us-gaap	Capital Leases Future Minimum Payments Interest Included In Payments CapitalLeasesFutureMinimumPaymentsInterestIncludedInPayments	123653000	USD
CY2013Q4	irm	Capital Leases Future Minimum Payments Present Value Of Net Minimum Payments Excluding Common Area Maintenance Costs CapitalLeasesFutureMinimumPaymentsPresentValueOfNetMinimumPaymentsExcludingCommonAreaMaintenanceCosts	255124000	USD
CY2013Q4	us-gaap	Deferred Tax Assets Net Current DeferredTaxAssetsNetCurrent	17623000	USD
CY2013Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	2052807000	USD
CY2013Q4	irm	Customer Relationships And Acquisition Costs CustomerRelationshipsAndAcquisitionCosts	605484000	USD
CY2013Q4	us-gaap	Deferred Finance Costs Noncurrent Net DeferredFinanceCostsNoncurrentNet	45607000	USD
CY2013Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	26695000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Net Current DeferredTaxAssetsNetCurrent	10152000	USD
CY2012Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	1965596000	USD
CY2012Q4	irm	Customer Relationships And Acquisition Costs CustomerRelationshipsAndAcquisitionCosts	456120000	USD
CY2012Q4	us-gaap	Deferred Finance Costs Noncurrent Net DeferredFinanceCostsNoncurrentNet	43850000	USD
CY2012Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	21791000	USD
CY2012Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	168120000	USD
CY2012Q4	us-gaap	Deferred Revenue Current DeferredRevenueCurrent	217133000	USD
CY2012Q4	us-gaap	Liabilities Current LiabilitiesCurrent	904953000	USD
CY2013Q4	us-gaap	Liabilities Current LiabilitiesCurrent	959101000	USD
CY2012Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	62917000	USD
CY2012Q4	us-gaap	Deferred Rent Credit Noncurrent DeferredRentCreditNoncurrent	97356000	USD
CY2012Q4	us-gaap	Deferred Tax Liabilities Noncurrent DeferredTaxLiabilitiesNoncurrent	398549000	USD
CY2012Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2013Q4	us-gaap	Preferred Stock Value PreferredStockValue		USD
CY2012Q4	us-gaap	Preferred Stock Value PreferredStockValue		USD
CY2012Q4	us-gaap	Common Stock Value CommonStockValue	1900000	USD
CY2012Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	942199000	USD
CY2012Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	185558000	USD
CY2012Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	20314000	USD
CY2012Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	25209000	USD
CY2012Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2012Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	10000000	shares
CY2012Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2012Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0	shares
CY2012Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2012Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	400000000	shares
CY2012Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	190005788	shares
CY2012Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	190005788	shares
CY2013Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	34645000	USD
CY2013Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2013Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	10000000	shares
CY2013Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2013Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0	shares
CY2013Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2013Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	400000000	shares
CY2013Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	191426920	shares
CY2013Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	191426920	shares
CY2012	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	5.1200
CY2013	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.0800
CY2012	us-gaap	Investment Income Interest InvestmentIncomeInterest	2418000	USD
CY2011	us-gaap	Investment Income Interest InvestmentIncomeInterest	2313000	USD
CY2013	us-gaap	Investment Income Interest InvestmentIncomeInterest	4208000	USD
CY2011	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	102986000	USD
CY2011	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	988318000	USD
CY2011	us-gaap	Dividends Common Stock DividendsCommonStock	178281000	USD
CY2011	us-gaap	Noncontrolling Interest Increase From Sale Of Parent Equity Interest NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest	215000	USD
CY2011	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	2187000	USD
CY2012	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	73453000	USD
CY2012	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	34688000	USD
CY2012	us-gaap	Dividends Common Stock DividendsCommonStock	328707000	USD
CY2012	us-gaap	Noncontrolling Interest Increase From Sale Of Parent Equity Interest NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest	836000	USD
CY2012	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	1722000	USD
CY2012	us-gaap	Minority Interest Decrease From Redemptions MinorityInterestDecreaseFromRedemptions	-1000000	USD
CY2013	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	50479000	USD
CY2013	us-gaap	Dividends Common Stock DividendsCommonStock	208900000	USD
CY2013	us-gaap	Noncontrolling Interest Increase From Sale Of Parent Equity Interest NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest	743000	USD
CY2013	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	2270000	USD
CY2013	us-gaap	Adjustment For Amortization AdjustmentForAmortization	46439000	USD
CY2013	us-gaap	Share Based Compensation ShareBasedCompensation	30354000	USD
CY2013	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-99432000	USD
CY2013	irm	Gains Losses On Extinguishment Of Debt Non Cash GainsLossesOnExtinguishmentOfDebtNonCash	-43318000	USD
CY2013	irm	Foreign Currency Transaction Gain Loss Unrealized And Adjustments Noncash Items To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities Other ForeignCurrencyTransactionGainLossUnrealizedAndAdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesOther	-63648000	USD
CY2013	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	33181000	USD
CY2013	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-48302000	USD
CY2013	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	24168000	USD
CY2013	us-gaap	Increase Decrease In Accrued Liabilities And Other Operating Liabilities IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities	-6420000	USD
CY2013	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	-7997000	USD
CY2010Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1952865000	USD
CY2011Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1254256000	USD
CY2012	us-gaap	Adjustments To Additional Paid In Capital Tax Effect From Share Based Compensation AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation	1045000	USD
CY2013Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1057834000	USD
CY2013	us-gaap	Adjustments To Additional Paid In Capital Tax Effect From Share Based Compensation AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation	2389000	USD
CY2011	us-gaap	Adjustment For Amortization AdjustmentForAmortization	35179000	USD
CY2011	us-gaap	Share Based Compensation ShareBasedCompensation	17250000	USD
CY2011	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	3389000	USD
CY2011	irm	Gains Losses On Extinguishment Of Debt Non Cash GainsLossesOnExtinguishmentOfDebtNonCash	-993000	USD
CY2011	irm	Foreign Currency Transaction Gain Loss Unrealized And Adjustments Noncash Items To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities Other ForeignCurrencyTransactionGainLossUnrealizedAndAdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesOther	-24298000	USD
CY2012	us-gaap	Adjustment For Amortization AdjustmentForAmortization	42694000	USD
CY2012	us-gaap	Share Based Compensation ShareBasedCompensation	30360000	USD
CY2012	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-77201000	USD
CY2012	irm	Gains Losses On Extinguishment Of Debt Non Cash GainsLossesOnExtinguishmentOfDebtNonCash	-10628000	USD
CY2012	irm	Foreign Currency Transaction Gain Loss Unrealized And Adjustments Noncash Items To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities Other ForeignCurrencyTransactionGainLossUnrealizedAndAdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesOther	-11764000	USD
CY2011	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	20799000	USD
CY2011	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-5299000	USD
CY2011	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	7069000	USD
CY2011	us-gaap	Increase Decrease In Accrued Liabilities And Other Operating Liabilities IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities	15629000	USD
CY2011	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	6057000	USD
CY2012	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	17964000	USD
CY2012	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	58400000	USD
CY2012	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-706000	USD
CY2012	us-gaap	Increase Decrease In Accrued Liabilities And Other Operating Liabilities IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities	34995000	USD
CY2012	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	1009000	USD
CY2013	us-gaap	Income Taxes Paid IncomeTaxesPaid	125624000	USD
CY2013	us-gaap	Capital Lease Obligations Incurred CapitalLeaseObligationsIncurred	48488000	USD
CY2013	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	79153000	USD
CY2011	us-gaap	Interest Paid InterestPaid	203035000	USD
CY2011	us-gaap	Income Taxes Paid IncomeTaxesPaid	147998000	USD
CY2011	us-gaap	Capital Lease Obligations Incurred CapitalLeaseObligationsIncurred	30090000	USD
CY2011	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	43696000	USD
CY2011	irm	Unsettled Repurchases Of Parent Common Stock UnsettledRepurchasesOfParentCommonStock	3364000	USD
CY2012	us-gaap	Interest Paid InterestPaid	231936000	USD
CY2012	us-gaap	Income Taxes Paid IncomeTaxesPaid	228607000	USD
CY2012	us-gaap	Capital Lease Obligations Incurred CapitalLeaseObligationsIncurred	54518000	USD
CY2012	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	51114000	USD
CY2013	us-gaap	Interest Paid InterestPaid	243380000	USD
CY2011Q4	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	43180000	USD
CY2012Q4	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	53042000	USD
CY2013Q4	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	55142000	USD
CY2011	us-gaap	Amortization Of Financing Costs And Discounts AmortizationOfFinancingCostsAndDiscounts	6318000	USD
CY2012	us-gaap	Amortization Of Financing Costs And Discounts AmortizationOfFinancingCostsAndDiscounts	6948000	USD
CY2013	us-gaap	Amortization Of Financing Costs And Discounts AmortizationOfFinancingCostsAndDiscounts	7258000	USD
CY2013Q4	us-gaap	Long Term Debt LongTermDebt	4171722000	USD
CY2013Q4	us-gaap	Long Term Debt And Capital Lease Obligations Repayments Of Principal In Next Twelve Months LongTermDebtAndCapitalLeaseObligationsRepaymentsOfPrincipalInNextTwelveMonths	300391000	USD
CY2013Q4	us-gaap	Long Term Debt And Capital Lease Obligations Maturities Repayments Of Principal In Year Two LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearTwo	47969000	USD
CY2013Q4	us-gaap	Long Term Debt And Capital Lease Obligations Maturities Repayments Of Principal In Year Three LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearThree	713347000	USD
CY2013Q4	us-gaap	Long Term Debt And Capital Lease Obligations Maturities Repayments Of Principal In Year Four LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearFour	31140000	USD
CY2013Q4	us-gaap	Long Term Debt And Capital Lease Obligations Maturities Repayments Of Principal In Year Five LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearFive	377966000	USD
CY2013Q4	us-gaap	Long Term Debt And Capital Lease Obligations Maturities Repayments Of Principal After Year Five LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalAfterYearFive	2703176000	USD
CY2013Q4	us-gaap	Debt Instrument Unamortized Discount Premium Net DebtInstrumentUnamortizedDiscountPremiumNet	2267000	USD
CY2013Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	4173989000	USD
CY2013	us-gaap	Restructuring And Related Cost Incurred Cost RestructuringAndRelatedCostIncurredCost	23400000	USD
CY2013	us-gaap	Restructuring And Related Cost Expected Cost RestructuringAndRelatedCostExpectedCost	6900000	USD
CY2012Q4	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	3554000	USD
CY2013	us-gaap	Foreign Earnings Repatriated ForeignEarningsRepatriated	252700000	USD
CY2013	irm	Foreign Earnings Repatriated On Which Tax Provided ForeignEarningsRepatriatedOnWhichTaxProvided	65200000	USD
CY2013	us-gaap	Income Tax Reconciliation Tax Credits Foreign IncomeTaxReconciliationTaxCreditsForeign	63504000	USD
CY2013	irm	Income Tax Reconciliation Increase Decrease Due To Foreign Tax Credits IncomeTaxReconciliationIncreaseDecreaseDueToForeignTaxCredits	-18753000	USD
CY2012	us-gaap	Unrecognized Tax Benefits Period Increase Decrease UnrecognizedTaxBenefitsPeriodIncreaseDecrease	1257000	USD
CY2011	us-gaap	Unrecognized Tax Benefits Period Increase Decrease UnrecognizedTaxBenefitsPeriodIncreaseDecrease	-8477000	USD
CY2013	us-gaap	Unrecognized Tax Benefits Period Increase Decrease UnrecognizedTaxBenefitsPeriodIncreaseDecrease	1459000	USD
CY2013Q4	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	4874000	USD
CY2012Q4	irm	Number Of Derivative Instruments With Contingent Features Of Credit Risk NumberOfDerivativeInstrumentsWithContingentFeaturesOfCreditRisk	0	item
CY2013Q4	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2012Q4	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2013Q4	us-gaap	Indefinite Lived Intangible Assets Excluding Goodwill IndefiniteLivedIntangibleAssetsExcludingGoodwill	0	USD
CY2013Q4	us-gaap	Long Term Debt Percentage Bearing Fixed Interest Rate LongTermDebtPercentageBearingFixedInterestRate	0.75	pure
CY2013	irm	Allocated Share Based Compensation Expense Earnings Per Share Diluted AllocatedShareBasedCompensationExpenseEarningsPerShareDiluted	0.11
CY2013	irm	Allocated Share Based Compensation Expense Earnings Per Share Basic AllocatedShareBasedCompensationExpenseEarningsPerShareBasic	0.12
CY2013Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.2700
CY2013Q4	us-gaap	Dividends Common Stock DividendsCommonStock	51683000	USD
CY2013Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	216456000	USD
CY2013Q4	us-gaap	Deferred Revenue Current DeferredRevenueCurrent	228724000	USD
CY2013Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	68219000	USD
CY2013Q4	us-gaap	Deferred Rent Credit Noncurrent DeferredRentCreditNoncurrent	104244000	USD
CY2013Q4	us-gaap	Deferred Tax Liabilities Noncurrent DeferredTaxLiabilitiesNoncurrent	344468000	USD
CY2013Q4	us-gaap	Common Stock Value CommonStockValue	1914000	USD
CY2013Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	980164000	USD
CY2013Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	73920000	USD
CY2013Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-8660000	USD
CY2013	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	926000	USD
CY2013	us-gaap	Minority Interest Decrease From Redemptions MinorityInterestDecreaseFromRedemptions	14852000	USD
CY2012	irm	Income Tax Reconciliation Reserve Reversal And Audit Settlements IncomeTaxReconciliationReserveReversalAndAuditSettlements	-8266000	USD
CY2011	irm	Income Tax Reconciliation Reserve Reversal And Audit Settlements IncomeTaxReconciliationReserveReversalAndAuditSettlements	32989000	USD
CY2013	irm	Cash Paid Related To Goodwill To Acquire Previous Years Acquisitions CashPaidRelatedToGoodwillToAcquirePreviousYearsAcquisitions	76000	USD
CY2013Q4	irm	Deferred Tax Assets Tax Federal Benefit Of Unrecognized Tax Benefits DeferredTaxAssetsTaxFederalBenefitOfUnrecognizedTaxBenefits	20263000	USD
CY2013Q4	irm	Net Income Loss Increase Decrease Attributable To Income Tax Expense Benefit NetIncomeLossIncreaseDecreaseAttributableToIncomeTaxExpenseBenefit	-50200000	USD
CY2013Q4	irm	Net Income Loss Increase Decrease Attributable To Other Expenses Net NetIncomeLossIncreaseDecreaseAttributableToOtherExpensesNet	34700000	USD
CY2013Q4	irm	Net Income Loss Increase Decrease Attributable To Operating Income NetIncomeLossIncreaseDecreaseAttributableToOperatingIncome	42900000	USD
CY2013Q4	irm	Net Income Loss Increase Decrease Attributable To Restructuring Costs NetIncomeLossIncreaseDecreaseAttributableToRestructuringCosts	18700000	USD
CY2013Q4	irm	Net Income Loss Increase Decrease Attributable To Facilities Costs Primarily Associated With Facility Consolidation NetIncomeLossIncreaseDecreaseAttributableToFacilitiesCostsPrimarilyAssociatedWithFacilityConsolidation	11200000	USD
CY2013Q4	irm	Net Income Loss Increase Decrease Attributable To Other Costs NetIncomeLossIncreaseDecreaseAttributableToOtherCosts	8100000	USD
CY2013Q4	irm	Net Income Loss Increase Decrease Attributable To Depreciation And Amortization NetIncomeLossIncreaseDecreaseAttributableToDepreciationAndAmortization	3600000	USD
CY2013Q4	irm	Net Income Loss Increase Decrease Attributable To Sales Marketing And Account Management Costs NetIncomeLossIncreaseDecreaseAttributableToSalesMarketingAndAccountManagementCosts	3000000	USD
CY2013Q4	irm	Net Income Loss Increase Decrease Attributable To Bad Debt Expense NetIncomeLossIncreaseDecreaseAttributableToBadDebtExpense	2200000	USD
CY2013Q4	irm	Net Income Loss Increase Decrease Attributable To Charitable Contributions NetIncomeLossIncreaseDecreaseAttributableToCharitableContributions	2000000	USD
CY2013Q4	irm	Net Income Loss Increase Decrease Attributable To Real Estate Investment Trust Conversion NetIncomeLossIncreaseDecreaseAttributableToRealEstateInvestmentTrustConversion	-7100000	USD
CY2012	us-gaap	Capitalized Computer Software Additions CapitalizedComputerSoftwareAdditions	26755000	USD
CY2013	us-gaap	Capitalized Computer Software Additions CapitalizedComputerSoftwareAdditions	39487000	USD
CY2013Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	16745000	USD
CY2012	us-gaap	Income Tax Reconciliation Deductions Extraterritorial Income Exclusion IncomeTaxReconciliationDeductionsExtraterritorialIncomeExclusion	-15242000	USD
CY2013	us-gaap	Income Tax Reconciliation Deductions Extraterritorial Income Exclusion IncomeTaxReconciliationDeductionsExtraterritorialIncomeExclusion	-9708000	USD
CY2011	us-gaap	Income Tax Reconciliation Deductions Extraterritorial Income Exclusion IncomeTaxReconciliationDeductionsExtraterritorialIncomeExclusion	-5663000	USD
CY2011	irm	Income Tax Reconciliation Impairment Of Assets And Other Transaction Costs IncomeTaxReconciliationImpairmentOfAssetsAndOtherTransactionCosts	10254000	USD
CY2012	irm	Income Tax Reconciliation Impairment Of Assets And Other Transaction Costs IncomeTaxReconciliationImpairmentOfAssetsAndOtherTransactionCosts	3045000	USD
CY2013	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	2832000	USD
CY2012	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	9045000	USD
CY2011	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	12601000	USD
CY2013	irm	Income Tax Reconciliation Reversal Of Valuation Allowance Due To Foreign Tax Credits IncomeTaxReconciliationReversalOfValuationAllowanceDueToForeignTaxCredits	23301000	USD
CY2013Q4	irm	Other Expenses Increase Decrease Attributable To Gains Losses On Extinguishment Of Debt OtherExpensesIncreaseDecreaseAttributableToGainsLossesOnExtinguishmentOfDebt	43600000	USD
CY2013Q4	irm	Other Expenses Increase Decrease Attributable To Foreign Currency Transaction Gain Loss OtherExpensesIncreaseDecreaseAttributableToForeignCurrencyTransactionGainLoss	11000000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	76050000	USD
CY2013Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	40278000	USD
CY2013	us-gaap	Nature Of Operations NatureOfOperations	<div style="font-size:10.0pt;font-family:Times New Roman;"> <p style="FONT-FAMILY: times;"><font size="2"><b>1. Nature of Business</b></font></p> <p style="FONT-FAMILY: times;"><font size="2">        The accompanying financial statements represent the consolidated accounts of Iron Mountain Incorporated, a Delaware corporation ("IMI") and its subsidiaries ("we" or "us"). We store records, primarily paper documents and data backup media, and provide information management services in various locations throughout North America, Europe, Latin America and Asia Pacific. We have a diversified customer base consisting of commercial, legal, banking, health care, accounting, insurance, entertainment and government organizations.</font></p> <p style="FONT-FAMILY: times;"><font size="2">        On June 2, 2011, we sold (the "Digital Sale") our online backup and recovery, digital archiving and eDiscovery solutions businesses of our digital business (the "Digital Business") to Autonomy Corporation plc, a corporation formed under the laws of England and Wales ("Autonomy"), pursuant to a purchase and sale agreement dated as of May 15, 2011 among IMI, certain subsidiaries of IMI and Autonomy (the "Digital Sale Agreement"). Additionally, on October 3, 2011, we sold our records management operations in New Zealand. Also, on April 27, 2012, we sold our records management operations in Italy. The financial position, operating results and cash flows of the Digital Business, our New Zealand operations and our Italian operations, including the gain on the sale of the Digital Business and our New Zealand operations and the loss on the sale of our Italian operations, for all periods presented, have been reported as discontinued operations for financial reporting purposes. See Note 14 for a further discussion of these events.</font></p> </div>

Files In Submission

Name	View Source	Status
0001047469-14-004589-index-headers.html	Edgar Link	pending
0001047469-14-004589-index.html	Edgar Link	pending
0001047469-14-004589.txt	Edgar Link	pending
0001047469-14-004589-xbrl.zip	Edgar Link	pending
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Financial_Report.xlsx	Edgar Link	pending
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2013 Q4 Form 8-K Financial Statement

#000104746914004589 Filed on May 05, 2014

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$IRM IRON MOUNTAIN INC Stock $irm

2013 Q4 Form 8-K Financial Statement

#000104746914004589 Filed on May 05, 2014

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Files In Submission

$IRM
IRON MOUNTAIN INC Stock $irm