Consolidated Statements of Cash Flows - USD ($) $ in Millions	5 Months Ended	7 Months Ended	12 Months Ended
	Jun. 02, 2019	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Cash Flows from Operating Activities
Net income (loss)	$ (19.0)	$ (17.2)	$ (8.6)	$ 27.7
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation and amortization	26.6	31.7	64.5	61.1
Amortization of deferred financing costs	7.5	3.2	2.6	4.5
Loss on disposal of fixed assets	1.0	1.5	1.8	1.1
Deferred income taxes	(7.2)	(8.0)	(14.0)	(52.2)
Loss (gain) on derivative contract	0.0	6.8	(0.6)	(2.7)
Currency (gain)/loss on foreign denominated debt and notes payable	(2.4)		(4.2)
Currency (gain)/loss on foreign denominated debt and notes payable		0.7		14.2
Amortization of restricted stock units	0.0	1.7	0.0	0.0
Contingent liability related to earn-out provision	0.0	(1.2)	2.6	0.0
Changes in operating assets and liabilities:
(Increase) decrease in receivables, net	3.5	(7.6)	(1.9)	(9.0)
(Increase) decrease in inventory	(1.3)	4.5	0.3	(4.8)
(Increase) decrease in prepaid expenses and other assets	2.7	(0.1)	(0.5)	2.5
(Increase) decrease in other assets	(1.3)	0.2	0.5	(1.2)
Increase (decrease) in accounts payable	(2.8)	(13.5)	(1.2)	2.6
Increase in accrued liabilities	7.1	6.8	0.0	2.9
Increase (decrease) in other liabilities	2.3	0.1	0.7	(0.5)
Net cash provided by operating activities	16.7	9.6	42.0	46.2
Capital expenditures:
Converter equipment	(9.9)	(16.5)	(21.8)	(22.8)
Other capital expenditures	(0.6)	(2.7)	(3.0)	(4.2)
Total capital expenditures	(10.5)	(19.2)	(24.8)	(27.0)
Cash paid for acquisitions	0.0	(945.6)	0.0	(1.6)
Cash withdrawn from trust account	0.0	308.1	0.0	0.0
Patent and trademark expenditures	(0.3)	(0.4)	(0.5)	(0.5)
Net cash used in investing activities	(10.8)	(657.1)	(25.3)	(29.1)
Cash Flows from Financing Activities
Proceeds from issuance of term loans and credit facility	0.0	534.6	0.0	45.0
Proceeds from sale of common stock	0.0	424.7	0.0	0.0
Redemption of stock	0.0	(158.3)	0.0	0.0
Financing costs of debt facilities	0.0	(12.6)	0.0	(0.7)
Payments on term loans and credit facility	(14.4)	(107.7)	(6.6)	(56.9)
Payment of deferred registration costs	0.0	(11.3)	0.0	0.0
Contingent liability payment	0.0	0.0	(1.1)	0.0
Repurchase of common stock	0.0	0.0	0.0	(1.6)
Payments of promissory note	0.0	(4.0)	0.0	0.0
Net cash provided by (used in) financing activities	(14.4)	665.4	(7.7)	(14.2)
Effect of Exchange Rate Changes on Cash	1.2	0.1	(0.1)	0.4
Net (Decrease) Increase in Cash and Cash Equivalents	(7.3)	18.0	8.9	3.3
Cash and Cash Equivalents, beginning of period	17.5	10.2	8.6	5.3
Cash and Cash Equivalents, end of period	$ 10.2	$ 19.7	$ 17.5	$ 8.6