CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Per Share data, unless otherwise specified	0 Months Ended					3 Months Ended
	Mar. 14, 2014	Dec. 16, 2013	Sep. 11, 2013	Jun. 06, 2013	Mar. 14, 2013	Mar. 31, 2014	Mar. 31, 2013
Revenues:
Storage rental						$ 458,889	$ 442,469
Service						311,237	304,562
Total Revenues						770,126	747,031
Operating Expenses:
Cost of sales (excluding depreciation and amortization)						335,145	321,076
Selling, general and administrative						214,780	223,451
Depreciation and amortization						86,433	80,201
(Gain) Loss on disposal/write-down of property, plant and equipment, net						(8,307)	(539)
Total Operating Expenses						628,051	624,189
Operating Income (Loss)						142,075	122,842
Interest Expense, Net (includes Interest Income of $225 and $1,526 for the three months ended March 31, 2013 and 2014, respectively)						62,312	63,182
Other Expense (Income), Net						5,317	2,739
Income (Loss) from Continuing Operations Before Provision (Benefit) for Income Taxes						74,446	56,921
Provision (Benefit) for Income Taxes						31,725	38,571
Income (Loss) from Continuing Operations						42,721	18,350
Income (Loss) from Discontinued Operations, Net of Tax						(612)	2,184
Net Income (Loss)						42,109	20,534
Less: Net Income (Loss) Attributable to Noncontrolling Interests						442	1,148
Net Income (Loss) Attributable to Iron Mountain Incorporated						$ 41,667	$ 19,386
Earnings (Losses) per Share-Basic:
Income (Loss) from Continuing Operations (in dollars per share)						$ 0.22	$ 0.10
Total Income (Loss) from Discontinued Operations (in dollars per share)						$ 0.00	$ 0.01
Net Income (Loss) Attributable to Iron Mountain Incorporated (in dollars per share)						$ 0.22	$ 0.10
Earnings (Losses) per Share-Diluted:
Income (Loss) from Continuing Operations (in dollars per share)						$ 0.22	$ 0.10
Total Income (Loss) from Discontinued Operations (in dollars per share)						$ 0.00	$ 0.01
Net Income (Loss) Attributable to Iron Mountain Incorporated (in dollars per share)						$ 0.22	$ 0.10
Weighted Average Common Shares Outstanding-Basic (in shares)						191,879	190,213
Weighted Average Common Shares Outstanding-Diluted (in shares)						193,069	192,110
Dividends Declared per Common Share (in dollars per share)	$ 0.2700	$ 0.2700	$ 0.2700	$ 0.2700	$ 0.2700	$ 0.2700	$ 0.2700