Condensed Consolidated Statements of Operations - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Revenue:
Total revenue	$ 234.5	$ 222.7
Cost of revenue:
Recurring	59.7	52.2
Professional services and other	44.7	42.6
Product development and management	25.8	17.6
Depreciation and amortization	11.1	9.8
Total cost of revenue	141.3	122.2
Gross profit	93.2	100.5
Selling, general, and administrative	95.6	74.2
Operating (loss) profit	(2.4)	26.3
Interest expense, net	5.6	6.9
Other expense, net	4.6	2.6
(Loss) income before income taxes	(12.6)	16.8
Income tax expense	6.6	8.2
Net (loss) income	$ (19.2)	$ 8.6
Net (loss) income per share:
Basic	$ (0.13)	$ 0.06
Diluted	$ (0.13)	$ 0.06
Weighted-average shares outstanding:
Basic	148,716,050	144,645,325
Diluted	148,716,050	151,178,498
Recurring [Member]
Revenue:
Total revenue	$ 196.0	$ 181.5
Professional Services and Other [Member]
Revenue:
Total revenue	$ 38.5	$ 41.2