CONSOLIDATED BALANCE SHEETS - USD ($) $ in Millions	Sep. 30, 2015	Dec. 31, 2014
Current assets:
Cash and cash equivalents	$ 6,016.5	$ 4,121.6
Marketable securities available for sale	1,489.1	3,425.1
Accounts receivable, net of allowances of $31.5 and $32.1 at September 30, 2015 and December 31, 2014, respectively	1,272.4	1,166.7
Inventory	420.9	393.1
Deferred income taxes	249.6	11.7
Other current assets	703.9	594.4
Total current assets	10,152.4	9,712.6
Property, plant and equipment, net	702.0	642.6
Intangible assets, net	10,715.8	4,067.6
Goodwill	4,742.0	2,191.2
Other assets	1,057.0	726.1
Total assets	27,369.2	17,340.1
Current liabilities:
Short-term borrowings and current portion of long-term debt	1,199.7	605.9
Accounts payable	189.4	198.2
Accrued expenses	1,504.8	991.1
Income taxes payable	5.9	12.7
Current portion of deferred revenue	74.8	28.5
Other current liabilities	169.3	275.8
Total current liabilities	3,143.9	2,112.2
Deferred revenue, net of current portion	29.4	27.8
Income taxes payable	322.8	272.9
Deferred income taxes	2,632.4	555.6
Other non-current liabilities	1,567.3	1,581.1
Long-term debt, net of discount	14,297.9	6,265.7
Total liabilities	$ 21,993.7	$ 10,815.3
Commitments and Contingencies (Note 15)
Stockholders’ Equity:
Preferred stock, $.01 par value per share, 5.0 million shares authorized; none outstanding at September 30, 2015 and December 31, 2014, respectively	$ 0.0	$ 0.0
Common stock, $.01 par value per share, 1,150.0 million shares authorized; issued 936.8 million and 924.8 million shares at September 30, 2015 and December 31, 2014, respectively	9.4	9.2
Common stock in treasury, at cost; 149.6 million and 124.6 million shares at September 30, 2015 and December 31, 2014, respectively	(13,613.4)	(10,698.8)
Additional paid-in capital	10,826.9	9,827.2
Retained earnings	7,513.4	6,472.4
Accumulated other comprehensive income	639.2	914.8
Total stockholders’ equity	5,375.5	6,524.8
Total liabilities and stockholders’ equity	$ 27,369.2	$ 17,340.1

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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- Definition

Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.