Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions		6 Months Ended
		Jun. 30, 2021	Jun. 30, 2020
OPERATING ACTIVITIES
Net income		$ 32.9	$ 29.5
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization		39.3	47.5
Interest accretion of convertible notes discount		0.0	3.9
Employee share-based compensation expense		5.8	4.9
Financing costs amortization		2.3	2.1
Unrealized foreign currency transaction gain		(2.9)	(1.1)
Unrealized loss on investments in equity securities		9.2	3.8
Other non-cash operating activities		1.7	3.5
Changes in assets and liabilities, net of acquisitions:
Accounts receivable		(19.4)	18.1
Inventories		(65.1)	(29.2)
Unbilled contract revenues and other assets		(36.5)	13.3
Accounts payable and other liabilities		(4.4)	(21.8)
Customer advances and billings in excess of contract revenue		8.8	5.8
Net Cash (Used In) Provided By Operating Activities		(28.3)	80.3
INVESTING ACTIVITIES
Acquisition of businesses, net of cash acquired		(55.0)	0.0
Investments		(52.9)	0.0
Capital expenditures		(26.7)	(21.0)
Proceeds from sale of assets		0.0	0.8
Government grants		0.3	0.0
Net Cash Used In Investing Activities		(134.3)	(20.2)
FINANCING ACTIVITIES
Borrowings on revolving credit facilities		424.1	93.5
Repayments on revolving credit facilities		(192.5)	(121.4)
Repayments on term loan		0.0	(5.6)
Payments for debt issuance costs		0.0	(1.9)
Proceeds from exercise of stock options		6.6	2.6
Common stock repurchases from share-based compensation plans		(3.2)	(1.7)
Common stock repurchases	[1]	0.0	(19.3)
Net Cash Provided By (Used In) Financing Activities		235.0	(53.8)
Effect of exchange rate changes on cash and cash equivalents		0.3	(2.8)
Net increase in cash, cash equivalents, restricted cash, and restricted cash equivalents	[2]	72.7	3.5
Cash, cash equivalents, restricted cash, and restricted cash equivalents at beginning of period	[3]	126.1	120.0
CASH, CASH EQUIVALENTS, RESTRICTED CASH, AND RESTRICTED CASH EQUIVALENTS AT END OF PERIOD	[3]	$ 198.8	$ 123.5

[1] Includes $19.3 in shares repurchased through our share repurchase program. On March 11, 2021, the share repurchase program expired with no further repurchases. Refer to Note 1, “Basis of Preparation” for further information.

[2] Net increase in cash, cash equivalents, restricted cash, and restricted cash equivalents represents cash flows of consolidated operations for all periods presented. For cash flows of discontinued operations, refer to Note 2, “Discontinued Operations.”

[3] Includes restricted cash and restricted cash equivalents of $1.0 in other current assets as of both June 30, 2021 and December 31, 2020 and $1.0 in other assets as of both June 30, 2020 and December 31, 2019. For further information regarding restricted cash and restricted cash equivalents balances, refer to Note 9, “Debt and Credit Arrangements.”