CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
Current assets:
Cash and cash equivalents	$ 1,137,303	$ 2,269,756
Trade accounts receivable, less allowance for doubtful accounts (2017—$10,425; 2016—$15,312)	534,326	486,035
Other accounts receivable	37,937	41,985
Inventories	592,781	450,263
Other current assets	136,064	58,579
Assets held for sale	39,152	0
Total current assets	2,477,563	3,306,618
Property, plant and equipment, at cost	4,124,335	3,910,522
Less accumulated depreciation and amortization	1,631,025	1,550,382
Net property, plant and equipment	2,493,310	2,360,140
Investments	534,064	457,533
Noncurrent assets held for sale	139,813	0
Other assets	74,164	142,320
Goodwill	1,610,355	1,540,032
Other intangibles, net of amortization	421,503	354,564
Total assets	7,750,772	8,161,207
Current liabilities:
Accounts payable	418,537	281,874
Accrued expenses	268,336	322,165
Current portion of long-term debt	422,012	247,544
Dividends payable	35,165	34,104
Liabilities held for sale	1,938	0
Income taxes payable	54,937	254,416
Total current liabilities	1,200,925	1,140,103
Long-term debt	1,415,360	2,121,718
Postretirement benefits	52,003	50,538
Pension benefits	294,611	298,695
Noncurrent liabilities held for sale	614	0
Other noncurrent liabilities	599,174	194,810
Deferred income taxes	370,389	412,739
Commitments and contingencies
Albemarle Corporation shareholders’ equity:
Common stock, $.01 par value (authorized 150,000 shares), issued and outstanding — 110,547 in 2017 and 112,524 in 2016	1,105	1,125
Additional paid-in capital	1,863,949	2,084,418
Accumulated other comprehensive loss	(225,668)	(412,412)
Retained earnings	2,035,163	2,121,931
Total Albemarle Corporation shareholders’ equity	3,674,549	3,795,062
Noncontrolling interests	143,147	147,542
Total equity	3,817,696	3,942,604
Total liabilities and equity	$ 7,750,772	$ 8,161,207

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.