CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2019	Dec. 31, 2018
Current Assets:
Cash and cash equivalents	$ 161,475	$ 165,485
Accounts receivable (less allowances of $42,074 and $43,584 as of March 31, 2019 and December 31, 2018, respectively)	837,521	846,889
Prepaid expenses and other	210,854	195,740
Total Current Assets	1,209,850	1,208,114
Property, Plant and Equipment:
Property, plant and equipment	7,738,705	7,600,949
Less—Accumulated depreciation	(3,213,122)	(3,111,392)
Property, Plant and Equipment, Net	4,525,583	4,489,557
Other Assets, Net:
Goodwill	4,465,378	4,441,030
Customer relationships, customer inducements and data center lease-based intangibles	1,495,338	1,506,522
Operating lease right-of-use assets (see Note 2.d.)	1,791,536
Other	201,678	207,024
Total Other Assets, Net	7,953,930	6,154,576
Total Assets	13,689,363	11,852,247
Current Liabilities:
Current portion of long-term debt	125,142	126,406
Accounts payable	283,709	318,765
Accrued expenses and other current liabilities (includes current portion of operating lease liabilities, see Note 2.d.)	839,968	752,684
Deferred revenue	266,314	264,823
Total Current Liabilities	1,515,133	1,462,678
Long-term Debt, net of current portion	8,365,737	8,016,417
Long-term Operating Lease Liabilities, net of current portion (see Note 2.d.)	1,656,659
Other Long-term Liabilities	127,127	111,331
Deferred Rent (see Note 2.d.)	0	121,864
Deferred Income Taxes	190,871	183,836
Commitments and Contingencies (see Note 7)
Redeemable Noncontrolling Interest	73,102	70,532
Iron Mountain Incorporated Stockholders' Equity:
Preferred stock (par value $0.01; authorized 10,000,000 shares; none issued and outstanding)	0	0
Common stock (par value $0.01; authorized 400,000,000 shares; issued and outstanding 286,829,854 and 286,321,009 shares as of March 31, 2019 and December 31, 2018, respectively)	2,868	2,863
Additional paid-in capital	4,264,978	4,263,348
(Distributions in excess of earnings) Earnings in excess of distributions	(2,257,485)	(2,116,367)
Accumulated other comprehensive items, net	(250,960)	(265,664)
Total Iron Mountain Incorporated Stockholders' Equity	1,759,401	1,884,180
Noncontrolling Interests	1,333	1,409
Total Equity	1,760,734	1,885,589
Total Liabilities and Equity	$ 13,689,363	$ 11,852,247