Selected Consolidated Financial Statements of Parent, Guarantors, Canada Company and Non-Guarantors (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended	12 Months Ended
	Jun. 30, 2011	Dec. 31, 2010	Jun. 30, 2010	Dec. 31, 2009
Selected Consolidated Financial Statements of Parent, Guarantors, Canada Company and Non-Guarantors
Ownership in subsidiaries (as a percent)	100.00%
Current Assets:
Cash and cash equivalents	$ 271,424	$ 258,693	$ 340,479	$ 446,656
Restricted cash	35,108	35,105
Accounts Receivable	577,616	533,070
Assets of discontinued operations (see Note 10)	13,126	202,726
Other Current Assets	172,372	176,208
Total Current Assets	1,069,646	1,205,802
Property, Plant and Equipment, Net	2,478,199	2,475,827
Other Assets, net:
Goodwill	2,358,129	2,282,137
Other	504,725	445,967
Total Other Assets, net	2,862,854	2,728,104
Total Assets	6,410,699	6,409,733	6,653,588
LIABILITIES AND EQUITY
Current portion of long-term debt	66,199	96,603
Total Other Current Liabilities	728,851	703,821
Liabilities of discontinued operations (see Note 10)	3,342	57,222
Long-term Debt, net of current portion	2,866,920	2,912,465
Other Long-term Liabilities	683,278	676,360
Commitments and Contingencies (see Note 8)
Total Iron Mountain Incorporated Stockholders' Equity	2,053,606	1,955,845
Noncontrolling Interests	8,503	7,417
Total Equity	2,062,109	1,963,262	2,116,055	2,157,471
Total Liabilities and Equity	6,410,699	6,409,733
Parent
Current Assets:
Cash and cash equivalents		13,909	2,366
Restricted cash	35,108	35,105
Intercompany Receivable	1,210,262	1,344,802
Other Current Assets	3,661	2,601
Total Current Assets	1,249,031	1,396,417
Other Assets, net:
Long-term Notes Receivable from Affiliates and Intercompany Receivable	1,556,994	1,381,546
Investment in Subsidiaries	1,352,175	1,863,957
Other	22,141	27,304
Total Other Assets, net	2,931,310	3,272,807
Total Assets	4,180,341	4,669,224
LIABILITIES AND EQUITY
Current portion of long-term debt	635	56,407
Total Other Current Liabilities	96,574	92,339
Long-term Debt, net of current portion	2,024,211	2,559,780
Long-term Notes Payable to Affiliates and Intercompany Payable	1,007	1,000
Other Long-term Liabilities	4,308	3,853
Total Iron Mountain Incorporated Stockholders' Equity	2,053,606	1,955,845
Total Equity	2,053,606	1,955,845
Total Liabilities and Equity	4,180,341	4,669,224
Guarantors
Current Assets:
Cash and cash equivalents	153,604	121,584	255,715	382,588
Accounts Receivable	342,693	327,842
Assets of discontinued operations (see Note 10)		184,790
Other Current Assets	121,425	121,681
Total Current Assets	617,722	755,897
Property, Plant and Equipment, Net	1,489,512	1,522,073
Other Assets, net:
Long-term Notes Receivable from Affiliates and Intercompany Receivable	612,423	1,000
Investment in Subsidiaries	1,079,972	1,599,133
Goodwill	1,527,345	1,525,960
Other	245,260	236,497
Total Other Assets, net	3,465,000	3,362,590
Total Assets	5,572,234	5,640,560
LIABILITIES AND EQUITY
Intercompany Payable	1,134,520	1,325,593
Current portion of long-term debt	46,985	24,393
Total Other Current Liabilities	422,191	388,242
Liabilities of discontinued operations (see Note 10)		53,374
Long-term Debt, net of current portion	545,002	67,504
Long-term Notes Payable to Affiliates and Intercompany Payable	1,556,994	1,381,546
Other Long-term Liabilities	537,756	551,961
Total Iron Mountain Incorporated Stockholders' Equity	1,328,786	1,847,947
Total Equity	1,328,786	1,847,947
Total Liabilities and Equity	5,572,234	5,640,560
Canada Company
Current Assets:
Cash and cash equivalents	40,721	37,652	19,345	3,906
Accounts Receivable	48,699	41,562
Intercompany Receivable	10,615	9,281
Other Current Assets	6,074	10,878
Total Current Assets	106,109	99,373
Property, Plant and Equipment, Net	208,945	208,020
Other Assets, net:
Goodwill	210,186	203,345
Other	12,912	13,601
Total Other Assets, net	223,098	216,946
Total Assets	538,152	524,339
LIABILITIES AND EQUITY
Current portion of long-term debt	2,675	2,606
Total Other Current Liabilities	29,792	42,614
Long-term Debt, net of current portion	196,710	191,010
Other Long-term Liabilities	32,078	27,585
Total Iron Mountain Incorporated Stockholders' Equity	276,897	260,524
Total Equity	276,897	260,524
Total Liabilities and Equity	538,152	524,339
Non-Guarantors
Current Assets:
Cash and cash equivalents	77,099	85,548	63,053	60,162
Accounts Receivable	186,224	163,666
Assets of discontinued operations (see Note 10)	13,126	17,936
Other Current Assets	41,212	41,048
Total Current Assets	317,661	308,198
Property, Plant and Equipment, Net	779,742	745,734
Other Assets, net:
Goodwill	620,598	552,832
Other	224,412	168,679
Total Other Assets, net	845,010	721,511
Total Assets	1,942,413	1,775,443
LIABILITIES AND EQUITY
Intercompany Payable	86,357	28,490
Current portion of long-term debt	15,904	13,197
Total Other Current Liabilities	180,294	180,626
Liabilities of discontinued operations (see Note 10)	3,342	3,848
Long-term Debt, net of current portion	100,997	94,171
Long-term Notes Payable to Affiliates and Intercompany Payable	611,416
Other Long-term Liabilities	109,136	93,075
Total Iron Mountain Incorporated Stockholders' Equity	826,464	1,354,619
Noncontrolling Interests	8,503	7,417
Total Equity	834,967	1,362,036
Total Liabilities and Equity	1,942,413	1,775,443
Eliminations
Current Assets:
Intercompany Receivable	(1,220,877)	(1,354,083)
Total Current Assets	(1,220,877)	(1,354,083)
Other Assets, net:
Long-term Notes Receivable from Affiliates and Intercompany Receivable	(2,169,417)	(1,382,546)
Investment in Subsidiaries	(2,432,147)	(3,463,090)
Other		(114)
Total Other Assets, net	(4,601,564)	(4,845,750)
Total Assets	(5,822,441)	(6,199,833)
LIABILITIES AND EQUITY
Intercompany Payable	(1,220,877)	(1,354,083)
Long-term Notes Payable to Affiliates and Intercompany Payable	(2,169,417)	(1,382,546)
Other Long-term Liabilities		(114)
Total Iron Mountain Incorporated Stockholders' Equity	(2,432,147)	(3,463,090)
Total Equity	(2,432,147)	(3,463,090)
Total Liabilities and Equity	$ (5,822,441)	$ (6,199,833)