Consolidated Balance Sheets (unaudited) - USD ($) $ in Millions	Mar. 31, 2016	Dec. 31, 2015
Current Assets
Cash and cash equivalents	$ 414.5	$ 231.3
Restricted cash and cash equivalents	9.4	9.4
Trade accounts receivable, less allowance of $1.8 (2015—$1.4)	209.1	254.5
Inventories	211.8	198.8
Other current assets	49.1	44.1
Assets of discontinued operations	0.0	446.4
Total Current Assets	893.9	1,184.5
Properties and equipment, net of accumulated depreciation and amortization of $1,306.3 (2015—$1,316.4)	627.4	645.3
Goodwill	336.6	336.5
Technology and other intangible assets, net	224.2	227.5
Deferred income taxes	664.0	723.1
Investment in unconsolidated affiliate	110.6	103.2
Other assets	31.7	33.9
Assets of discontinued operations	0.0	391.7
Total Assets	2,888.4	3,645.7
Current Liabilities
Debt payable within one year	78.9	58.8
Accounts payable	159.8	157.8
Other current liabilities	226.1	234.4
Liabilities of discontinued operations	0.0	256.4
Total Current Liabilities	464.8	707.4
Debt payable after one year	1,507.7	2,114.0
Deferred income taxes	3.9	1.2
Unrecognized tax benefits	10.0	9.8
Underfunded and unfunded defined benefit pension plans	381.9	377.5
Other liabilities	125.3	115.9
Liabilities of discontinued operations	0.0	107.4
Total Liabilities	$ 2,493.6	$ 3,433.2
Commitments and Contingencies
Equity
Common stock issued, par value $0.01; 300,000,000 shares authorized; outstanding: 70,533,749 (2015—70,533,515)	$ 0.7	$ 0.7
Paid-in capital	495.0	496.0
Retained earnings	490.9	436.3
Treasury stock, at cost: shares: 6,922,876 (2015—6,923,110)	(655.0)	(658.4)
Accumulated other comprehensive income (loss)	59.8	(66.8)
Total W. R. Grace & Co. Shareholders' Equity	391.4	207.8
Noncontrolling interests	3.4	4.7
Total Equity	394.8	212.5
Total Liabilities and Equity	$ 2,888.4	$ 3,645.7