Consolidated Balance Sheets (unaudited) - USD ($) $ in Millions	Sep. 30, 2019	Dec. 31, 2018
Current Assets
Cash and cash equivalents	$ 218.5	$ 200.5
Restricted cash and cash equivalents	0.4	0.5
Trade accounts receivable, less allowance of $11.7 (2018—$11.6)	265.6	288.5
Inventories	336.5	281.1
Other current assets	230.5	86.7
Total Current Assets	1,051.5	857.3
Properties and equipment, net of accumulated depreciation and amortization of $1,495.1 (2018—$1,482.8)	1,098.8	1,011.7
Goodwill	555.7	540.4
Technology and other intangible assets, net	348.4	356.5
Deferred income taxes	505.0	529.4
Investment in unconsolidated affiliate	168.5	156.1
Other assets	51.8	113.9
Total Assets	3,779.7	3,565.3
Current Liabilities
Debt payable within one year	22.9	22.3
Accounts payable	266.4	248.6
Other current liabilities	415.4	243.5
Total Current Liabilities	704.7	514.4
Debt payable after one year	1,959.3	1,961.0
Defined Benefit Pension Plan Liabilities Noncurrent Unfunded	355.9	366.0
Defined Benefit Pension Plan Liabilities Noncurrent Underfunded	68.4	67.1
Other liabilities	239.7	319.8
Total Liabilities	3,328.0	3,228.3
Commitments and Contingencies—Note 8
Equity
Common stock issued, par value $0.01; 300,000,000 shares authorized; outstanding: 66,915,399 (2018—66,792,968)	0.7	0.7
Paid-in capital	474.7	481.1
Retained earnings	776.9	676.7
Treasury stock, at cost: shares: 10,541,234 (2018—10,663,659)	(892.2)	(895.5)
Accumulated other comprehensive income (loss)	85.3	67.9
Total W. R. Grace & Co. Shareholders’ Equity	445.4	330.9
Noncontrolling interests	6.3	6.1
Total Equity	451.7	337.0
Total Liabilities and Equity	$ 3,779.7	$ 3,565.3