CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Net Income (Loss)	$ 55,980	$ 74,619
Other Comprehensive Income (Loss):
Foreign Currency Translation Adjustments	27,947	22,478
Total Other Comprehensive Income (Loss)	27,947	22,478
Comprehensive Income (Loss)	83,927	97,097
Comprehensive Income (Loss) Attributable to Noncontrolling Interests	1,088	1,119
Comprehensive Income (Loss) Attributable to Iron Mountain Incorporated	$ 82,839	$ 95,978