CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020
Cash flows from operating activities
Consolidated net loss from continuing operations	$ (318.3)	$ (142.5)
Income from discontinued operations, net of tax	0.0	1,066.8
Adjustments to reconcile consolidated net loss to net cash provided by (used for) operating activities:
Gain on sale of U.S. Federal business	0.0	(1,057.7)
Loss on debt extinguishment	0.0	28.5
Foreign currency losses	3.2	14.3
Non-cash interest expense	1.5	3.5
Employee stock compensation	11.5	11.1
Depreciation and amortization of properties	23.2	22.0
Depreciation and amortization of outsourcing assets	50.8	48.9
Amortization of marketable software	50.9	50.2
Amortization of intangible assets	1.7	0.0
Other non-cash operating activities	(0.1)	0.6
Loss on disposal of capital assets	1.5	3.3
Postretirement contributions	(43.6)	(344.5)
Postretirement expense	407.7	72.8
Deferred income taxes, net	(65.3)	(16.9)
Changes in operating assets and liabilities, net of acquisitions
Receivables, net and contract assets	135.0	12.4
Inventories	2.2	1.5
Other assets	(4.1)	0.4
Accounts payable and current liabilities	(229.6)	(127.7)
Other liabilities	36.3	27.2
Net cash provided by (used for) operating activities	64.5	(325.8)
Cash flows from investing activities
Purchase of business	(150.4)	0.0
Net proceeds from sale of U.S. Federal business	0.0	1,162.9
Proceeds from investments	3,286.4	2,550.2
Purchases of investments	(3,294.6)	(2,561.7)
Investment in marketable software	(42.1)	(54.8)
Capital additions of properties	(19.7)	(16.7)
Capital additions of outsourcing assets	(14.7)	(23.6)
Other	(0.9)	(0.5)
Net cash (used for) provided by investing activities	(236.0)	1,055.8
Cash flows from financing activities
Proceeds from issuance of long-term debt	1.5	7.1
Payments of long-term debt	(99.1)	(451.0)
Cash paid for debt extinguishment	0.0	(23.7)
Proceeds from exercise of stock options	4.5	0.0
Other	(7.7)	(4.8)
Net cash used for financing activities	(100.8)	(472.4)
Effect of exchange rate changes on cash, cash equivalents and restricted cash	(9.9)	(25.3)
(Decrease) increase in cash, cash equivalents and restricted cash	(282.2)	232.3
Cash, cash equivalents and restricted cash, beginning of period	906.7	551.8
Cash, cash equivalents and restricted cash, end of period	$ 624.5	$ 784.1