STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Cash flows from operating activities
Management fee received	$ 433,735	$ 418,897
Administrative services reimbursements received	148,308	150,422
Service agreement fee received	6,692	7,145
Net investment income received	9,112	8,951
Limited partnership distributions	1,225	426
Commissions paid to agents	(204,633)	(192,803)
Agents bonuses paid	(104,689)	(122,607)
Salaries and wages paid	(50,840)	(54,668)
Pension contributions and employee benefits paid	(10,875)	(49,199)
General operating expenses paid	(60,439)	(59,033)
Administrative services expenses paid	(143,046)	(146,935)
Income taxes recovered (paid)	138	(276)
Interest paid	(448)	(550)
Net cash provided by (used in) operating activities	24,240	(40,230)
Purchase of investments:
Available-for-sale securities	(220,811)	(77,263)
Equity securities	0	(1,035)
Limited partnerships	(9)	(31)
Proceeds from investments:
Available-for-sale securities sales	149,155	57,717
Available-for-sale securities maturities/calls	154,343	28,473
Equity securities	0	1,055
Limited partnerships	2,411	910
Purchase of fixed assets	(17,411)	(8,691)
Distributions on agent loans	(6,233)	(19,310)
Collections on agent loans	2,313	1,436
Net cash provided by (used in) investing activities	63,758	(16,739)
Cash flows from financing activities
Dividends paid to shareholders	(41,910)	(39,116)
Net payments on long-term borrowings	(460)	(9)
Net cash used in financing activities	(42,370)	(39,125)
Net increase (decrease) in cash and cash equivalents	45,628	(96,094)
Cash and cash equivalents, beginning of period	266,417	215,721
Cash and cash equivalents, end of period	312,045	119,627
Supplemental disclosure of noncash transactions
Operating lease assets obtained in exchange for new operating lease liabilities	$ 32,515	$ 0