Unaudited Condensed Consolidated Statements of Operations and Comprehensive Income (Loss) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Machine lease revenue	$ 12.4	$ 9.4	$ 23.2	$ 17.9
Net revenue	90.0	66.1	177.7	129.5
Cost of goods sold	54.3	39.1	105.7	75.7
Gross profit	35.7	27.0	72.0	53.8
Selling, general and administrative expenses	24.6	20.7	43.7	40.3
Depreciation and amortization expense	8.7	7.7	17.4	15.2
Other operating expense, net	1.3	0.7	2.1	1.0
Income (loss) from operations	1.1	(2.1)	8.8	(2.7)
Interest expense	6.0	5.5	11.6	11.7
Foreign currency (gain) loss	1.2	1.4	(2.4)	(0.1)
Income (loss) before income tax benefit	(6.1)	(9.0)	(0.4)	(14.3)
Income tax benefit	(0.9)	(0.5)	(1.5)	(2.2)
Net income (loss)	$ (5.2)	$ (8.5)	$ 1.1	$ (12.1)
Earnings (loss) per share
Basic	$ (0.07)	$ (0.12)	$ 0.01	$ (0.17)
Diluted	$ (0.07)	$ (0.12)	$ 0.01	$ (0.17)
Weighted average number of shares outstanding - Class A and C
Basic	77,653,610	70,947,868	75,617,785	70,898,813
Diluted	77,653,610	70,947,868	77,028,319	70,898,813
Other comprehensive income (loss), before tax
Foreign currency translation adjustments	$ 2.2	$ 3.5	$ (6.2)	$ (0.5)
Interest rate swap adjustments	0.6	(1.6)	3.2	(11.7)
Total other comprehensive loss, before tax	2.8	1.9	(3.0)	(12.2)
Benefit from income taxes related to other comprehensive income (loss)	0.2	0.1	0.8	(2.2)
Total other comprehensive loss, net of tax	2.6	1.8	(3.8)	(10.0)
Comprehensive loss, net of tax	(2.6)	(6.7)	(2.7)	(22.1)
Class A
Net income (loss)	$ (5.0)	$ (7.7)	$ 1.0	$ (11.0)
Earnings (loss) per share
Basic	$ (0.07)	$ (0.12)	$ 0.01	$ (0.17)
Diluted	$ (0.07)	$ (0.12)	$ 0.01	$ (0.17)
Weighted average number of shares outstanding - Class A and C
Basic	74,673,332	64,436,575	70,968,631	64,387,520
Diluted	74,673,332	64,436,575	72,292,288	64,387,520
Class C
Net income (loss)	$ (0.2)	$ (0.8)	$ 0.1	$ (1.1)
Earnings (loss) per share
Basic	$ (0.07)	$ (0.12)	$ 0.02	$ (0.17)
Diluted	$ (0.07)	$ (0.12)	$ 0.02	$ (0.17)
Weighted average number of shares outstanding - Class A and C
Basic	2,980,278	6,511,293	4,649,154	6,511,293
Diluted	2,980,278	6,511,293	4,736,031	6,511,293
Paper revenue
Revenue	$ 73.5	$ 52.9	$ 148.3	$ 106.3
Other revenue
Revenue	$ 4.1	$ 3.8	$ 6.2	$ 5.3