STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Cash flows from operating activities
Management fee received	$ 937,962	$ 902,958
Administrative services reimbursements received	279,689	296,390
Service agreement fee received	13,108	13,599
Net investment income received	18,217	16,799
Limited partnership distributions	532	1,292
Commissions paid to agents	(448,622)	(434,599)
Agents bonuses paid	(100,185)	(108,540)
Salaries and wages paid	(100,360)	(101,765)
Employee benefits paid	(15,962)	(22,085)
General operating expenses paid	(133,422)	(117,915)
Administrative services expenses paid	(298,046)	(291,136)
Income taxes paid	(25,625)	(39,863)
Interest paid	(4)	(719)
Net cash provided by operating activities	127,282	114,416
Purchase of investments:
Available-for-sale securities	(198,192)	(615,384)
Equity securities	(44,407)	0
Limited partnerships	(19)	(9)
Other investments	(603)	(124)
Proceeds from investments:
Available-for-sale securities sales	68,977	430,596
Available-for-sale securities maturities/calls	58,722	261,902
Equity securities	35,684	0
Limited partnerships	577	2,450
Purchase of fixed assets	(37,426)	(34,260)
Loans to agents	(2,313)	(6,947)
Collections on agent loans	3,577	3,991
Net cash (used in) provided by investing activities	(115,423)	42,215
Cash flows from financing activities
Dividends paid to shareholders	(89,881)	(83,824)
Net payments on long-term borrowings	(979)	(962)
Net cash used in financing activities	(90,860)	(84,786)
Net (decrease) increase in cash and cash equivalents	(79,001)	71,845
Cash and cash equivalents, beginning of period	336,739	266,417
Cash and cash equivalents, end of period	257,738	338,262
Supplemental disclosure of noncash transactions
Transfer of investments from limited partnerships to equity securities	4,188	0
Operating lease assets obtained in exchange for new operating lease liabilities	3,440	33,136
Liability incurred to purchase fixed assets	$ 814	$ 14,980