CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Revenues:
Revenues	$ 1,053,863	$ 1,042,458
Operating Expenses:
Cost of sales (excluding depreciation and amortization)	461,544	448,721
Selling, general and administrative	270,559	269,730
Depreciation and amortization	162,483	160,578
Loss (Gain) on disposal/write-down of property, plant and equipment, net (see Note 2.l.)	602	(1,130)
Total Operating Expenses	895,188	877,899
Operating Income (Loss)	158,675	164,559
Interest Expense (Income), Net	102,436	97,626
Other Expense (Income), Net	15,210	20,151
Income (Loss) from Continuing Operations Before Provision (Benefit) for Income Taxes	41,029	46,782
Provision (Benefit) for Income Taxes	10,553	1,168
Income (Loss) from Continuing Operations	30,476	45,614
Income (loss) from discontinued operations, net of tax	(24)	(462)
Net income (loss)	30,452	45,152
Less: Net Income (Loss) Attributable to Noncontrolling Interests	891	468
Net Income (Loss) Attributable to Iron Mountain Incorporated	$ 29,561	$ 44,684
Earnings (Losses) per Share—Basic:
Income (Loss) from Continuing Operations	$ 0.10	$ 0.16
Total (Loss) Income from Discontinued Operations, Net of Tax, per Basic Share	0.00	0.00
Net Income (Loss) Attributable to Iron Mountain Incorporated	0.10	0.16
Earnings (Losses) per Share-Diluted:
Income (Loss) from Continuing Operations	0.10	0.16
Total (Loss) Income from Discontinued Operations, Net of Tax	0.00	0.00
Net Income (Loss) Attributable to Iron Mountain Incorporated	$ 0.10	$ 0.16
Weighted Average Common Shares Outstanding-Basic (in shares)	286,528,000	285,259,000
Weighted Average Common Shares Outstanding-Diluted (in shares)	287,491,823	285,992,878
Storage rental
Revenues:
Revenues	$ 662,974	$ 651,149
Service
Revenues:
Revenues	$ 390,889	$ 391,309