Unaudited Consolidated Balance Sheets - USD ($) $ in Millions	Mar. 31, 2025	Dec. 31, 2024
Current assets:
Cash and cash equivalents	$ 520.8	$ 402.0
Accounts receivable	31.3	39.2
Prepaid expenses	48.7	44.4
Inventory	1.4	1.4
Income tax receivable		11.9
Deferred contract costs	146.0	140.4
Current assets before funds held for clients	748.2	639.3
Funds held for clients	2,241.2	3,665.5
Total current assets	2,989.4	4,304.8
Property and equipment, net	567.1	561.4
Intangible assets, net	45.2	46.2
Goodwill	51.9	51.9
Long-term deferred contract costs	810.0	783.6
Operating lease right-of-use assets	77.9	80.6
Other assets	31.1	31.4
Total assets	4,572.6	5,859.9
Current liabilities:
Accounts payable	9.1	23.9
Income tax payable	43.0
Accrued commissions and bonuses	19.6	33.0
Accrued payroll and vacation	46.5	59.0
Deferred revenue	30.2	30.0
Operating lease liabilities	21.0	20.4
Accrued expenses and other current liabilities	73.1	74.8
Current liabilities before client funds obligation	242.5	241.1
Client funds obligation	2,239.7	3,665.7
Total current liabilities	2,482.2	3,906.8
Deferred income tax liabilities, net	143.7	149.7
Long-term deferred revenue	118.5	114.6
Long-term operating lease liabilities	60.5	63.0
Other long-term liabilities	50.5	49.9
Total long-term liabilities	373.2	377.2
Total liabilities	2,855.4	4,284.0
Commitments and contingencies (Note 12 "Commitments and Contingencies")
Stockholders' equity:
Common stock, $0.01 par value (100.0 shares authorized, 63.1 and 63.0 shares issued at March 31, 2025 and December 31, 2024, respectively; 56.0 and 55.9 shares outstanding at March 31, 2025 and December 31, 2024, respectively)	0.6	0.6
Additional paid-in capital	752.8	724.8
Retained earnings	2,005.5	1,887.5
Accumulated other comprehensive earnings (loss)	(0.1)	(0.6)
Treasury stock, at cost (7.1 shares at March 31, 2025 and December 31, 2024)	(1,041.6)	(1,036.4)
Total stockholders’ equity	1,717.2	1,575.9
Total liabilities and stockholders’ equity	$ 4,572.6	$ 5,859.9