Unaudited Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 317,163	$ 277,978
Accounts receivable	14,896	9,490
Prepaid expenses	39,717	23,729
Inventory	1,471	1,131
Income tax receivable	15,168	16,413
Deferred contract costs	90,832	76,724
Current assets before funds held for clients	479,247	405,465
Funds held for clients	1,749,115	1,846,573
Total current assets	2,228,362	2,252,038
Property and equipment, net	383,860	348,953
Intangible assets, net	54,993	58,028
Goodwill	51,889	51,889
Long-term deferred contract costs	536,942	461,852
Other assets	58,524	42,385
Total assets	3,314,570	3,215,145
Current liabilities:
Accounts payable	10,211	5,772
Accrued commissions and bonuses	19,037	22,357
Accrued payroll and vacation	36,069	34,259
Deferred revenue	19,546	16,277
Current portion of long-term debt		1,775
Accrued expenses and other current liabilities	58,797	63,397
Current liabilities before client funds obligation	143,660	143,837
Client funds obligation	1,754,095	1,846,573
Total current liabilities	1,897,755	1,990,410
Deferred income tax liabilities, net	139,368	145,504
Long-term deferred revenue	94,465	85,149
Net long-term debt, less current portion	29,000	27,380
Other long-term liabilities	77,602	72,988
Total long-term liabilities	340,435	331,021
Total liabilities	2,238,190	2,321,431
Commitments and contingencies
Stockholders’ equity:
Common stock, $0.01 par value (100,000 shares authorized, 62,517 and 62,298 shares issued at september 30, 2022 and December 31, 2021, respectively; 57,867 and 58,012 shares outstanding at September 30, 2022 and December 31, 2021, respectively)	625	623
Additional paid-in capital	550,302	465,594
Retained earnings	1,117,017	915,579
Accumulated other comprehensive earnings (loss)	(3,813)
Treasury stock, at cost (4,650 and 4,286 shares at September 30, 2022 and December 31, 2021, respectively)	(587,751)	(488,082)
Total stockholders’ equity	1,076,380	893,714
Total liabilities and stockholders’ equity	$ 3,314,570	$ 3,215,145