Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Operating activities
Net income (loss)	$ 33.3	$ (5.0)
Adjustments to reconcile net income (loss) to net cash provided by operations:
Depreciation and amortization	33.6	25.8
Amortization of debt issuance costs	0.5	1.2
Share-based compensation	9.1	9.0
Loss on disposal and right-of-use asset write-downs	4.5	0.0
Loss on debt extinguishment	0.0	18.8
Provision for credit losses	1.7	1.0
Deferred income taxes	15.1	(17.3)
Non-cash lease expense	6.0	5.6
Changes in operating assets and liabilities:
Accounts receivable and related party accounts receivable	(5.4)	25.4
Prepaid expenses and other assets	(10.5)	(10.1)
Accounts payable	4.5	7.2
Accrued compensation and benefits	(44.2)	(12.9)
Lease liabilities	(5.9)	(5.5)
Other liabilities	12.7	8.3
Customer liabilities and customer liabilities - related party	(9.7)	(7.5)
Net cash provided by operating activities	45.3	44.0
Investing activities
Purchases of property, equipment, and software	(31.1)	(32.3)
Acquisition of SCI, net of cash acquired and earn-out provision	(189.0)	0.0
Net cash used in investing activities	(220.1)	(32.3)
Financing activities
Repayment of senior secured debt	(10.5)	(268.7)
Repayment of subordinated notes and prepayment penalty	0.0	(112.2)
Repayments on revolver	(10.5)	(268.7)
Exercise of vested stock options	4.3	7.7
Shares withheld for taxes	(1.1)	(4.7)
Finance lease payments	(0.7)	(0.4)
Other	(5.0)	0.0
Net cash provided by financing activities	207.6	3.5
Effect of exchange rate changes in cash, cash equivalents and restricted cash	(1.2)	0.3
Net increase in cash, cash equivalents and restricted cash	31.6	15.5
Cash, cash equivalents and restricted cash, at beginning of period	92.5	65.1
Cash, cash equivalents and restricted cash, at end of period	124.1	80.6
Supplemental disclosures of cash flow information
Accrued dividends payable to preferred stockholders	5.6	5.1
Accrued and other liabilities related to purchases of property, equipment and software	11.2	21.5
Accounts payable related to purchases of property, equipment and software	0.6	2.1
Interest paid	7.4	17.7
Income taxes paid	2.5	2.6
Income taxes refunded	0.2	0.1
Senior Term Loan
Financing activities
Issuance of senior secured debt, net of discount and issuance costs	190.6	321.8
Borrowings on revolver	190.6	321.8
Senior Revolver
Financing activities
Issuance of senior secured debt, net of discount and issuance costs	50.0	60.0
Borrowings on revolver	50.0	60.0
Repayment of senior secured debt	(20.0)	0.0
Repayments on revolver	$ (20.0)	$ 0.0