Consolidated Balance Sheet - USD ($) $ in Millions	Dec. 31, 2018	Dec. 31, 2017
Current Assets
Cash and cash equivalents	$ 200.5	$ 152.8
Restricted cash and cash equivalents	0.5	10.7
Trade accounts receivable, less allowance of $11.7 (2016—$2.2)	288.5	285.2
Inventories	281.1	230.9
Other current assets	86.7	49.0
Total Current Assets	857.3	728.6
Properties and equipment, net of accumulated depreciation and amortization of $1,463.4 (2016—$1,327.5)	1,011.7	799.1
Goodwill	540.4	402.4
Technology and other intangible assets, net	356.5	255.4
Deferred income taxes	529.4	556.5
Investment in unconsolidated affiliate	156.1	125.9
Other assets	113.9	39.1
Total Assets	3,565.3	2,907.0
Current Liabilities
Debt payable within one year	22.3	20.1
Accounts payable	248.6	210.3
Other current liabilities	243.5	217.8
Total Current Liabilities	514.4	448.2
Debt payable after one year	1,961.0	1,523.8
Defined Benefit Pension Plan Liabilities Noncurrent Underfunded	67.1	110.5
Defined Benefit Pension Plan Liabilities Noncurrent Unfunded	366.0	391.9
Other liabilities	319.8	169.3
Total Liabilities	3,228.3	2,643.7
Commitments and Contingencies—Note 10
Equity
Common stock issued, par value $0.01; 300,000,000 shares authorized; outstanding: 67,780,410 (2016—68,309,431)	0.7	0.7
Paid-in capital	481.1	474.8
Retained earnings	676.7	573.1
Treasury stock, at cost: shares: 9,676,217 (2016—9,147,196)	(895.5)	(832.1)
Accumulated other comprehensive income (loss)	67.9	39.9
Total W. R. Grace & Co. Shareholders' Equity	330.9	256.4
Noncontrolling interests	6.1	6.9
Total Equity	337.0	263.3
Total Liabilities and Equity	$ 3,565.3	$ 2,907.0