STATEMENTS OF OPERATIONS (UNAUDITED) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Operating revenue
Total operating revenue	$ 752,465	$ 672,110
Operating expenses
Total operating expenses	641,922	587,798
Operating income	110,543	84,312
Investment income
Net investment income	2,183	10,504
Net realized and unrealized investment losses	(5,282)	(7,279)
Net impairment losses recognized in earnings	(1,633)	(216)
Total investment (loss) income	(4,732)	3,009
Interest expense	0	999
Other income	3,337	473
Income before income taxes	109,148	86,795
Income tax expense	22,907	18,176
Net income	$ 86,241	$ 68,619
Class A common stock
Earnings per share - Basic and diluted:
Common stock - basic (in dollars per share)	$ 1.85	$ 1.47
Common stock - diluted (in dollars per share)	$ 1.65	$ 1.31
Weighted average shares outstanding – Basic
Common stock - basic (in shares)	46,188,819	46,188,761
Weighted average shares outstanding – Diluted
Common stock - diluted (in shares)	52,296,621	52,300,501
Dividends declared per share
Dividends declared (in dollars per share)	$ 1.19	$ 1.11
Class B common stock
Earnings per share - Basic and diluted:
Common stock - basic (in dollars per share)	278	221
Common stock - diluted (in dollars per share)	$ 278	$ 221
Weighted average shares outstanding – Basic
Common stock - basic (in shares)	2,542	2,542
Weighted average shares outstanding – Diluted
Common stock - diluted (in shares)	2,542	2,542
Dividends declared per share
Dividends declared (in dollars per share)	$ 178.50	$ 166.50
Management fee revenue - policy issuance and renewal services
Operating revenue
Total operating revenue	$ 558,090	$ 487,992
Operating expenses
Total operating expenses	469,095	424,471
Management fee revenue - administrative services
Operating revenue
Total operating revenue	15,189	14,313
Administrative services reimbursement revenue
Operating revenue
Total operating revenue	172,827	163,327
Operating expenses
Total operating expenses	172,827	163,327
Service agreement revenue
Operating revenue
Total operating revenue	$ 6,359	$ 6,478