CONSOLIDATED BALANCE SHEETS - USD ($) $ in Millions	Sep. 30, 2019	Dec. 31, 2018
Current Assets:
Cash and cash equivalents	$ 511.3	$ 382.0
Accounts receivable, net	596.7	527.8
Short-term contract assets	37.8	51.2
Inventories, net	1,168.5	1,211.1
Prepaid expenses and other current assets	108.1	74.6
Total current assets	2,422.4	2,246.7
Property, plant and equipment, net	2,407.5	2,475.0
Goodwill	523.8	534.7
Other assets	275.2	245.4
Total assets	5,628.9	5,501.8
Current Liabilities:
Accounts payable	415.8	498.8
Short-term contract liabilities	97.1	71.4
Short-term debt and current portion of long-term debt	12.1	6.6
Other current liabilities	238.3	260.1
Total current liabilities	763.3	836.9
Long-term debt	1,541.7	1,535.5
Accrued postretirement benefits	301.4	318.4
Pension liabilities	601.9	730.0
Deferred income taxes	15.8	12.9
Other long-term liabilities	124.9	76.5
Total liabilities	3,349.0	3,510.2
ATI Stockholders' Equity:
Preferred stock, par value $0.10: authorized-50,000,000 shares; issued-none	0.0	0.0
Common stock, par value $0.10: authorized-500,000,000 shares; issued-126,695,171 shares at September 30, 2019 and December 31, 2018; outstanding-126,085,348 shares at September 30, 2019 and 125,684,396 shares at December 31, 2018	12.7	12.7
Additional paid-in capital	1,612.1	1,615.4
Retained earnings	1,622.8	1,422.0
Treasury stock: 609,823 shares at September 30, 2019 and 1,010,775 shares at December 31, 2018	(18.2)	(30.6)
Accumulated other comprehensive loss, net of tax	(1,061.4)	(1,133.8)
Total ATI stockholders’ equity	2,168.0	1,885.7
Noncontrolling interests
Noncontrolling interests	111.9	105.9
Total Equity	2,279.9	1,991.6
Total Liabilities and Equity	$ 5,628.9	$ 5,501.8