CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Cash flows - operating activities
Premiums collected	$ 197,695	$ 179,456
Policyholder benefits paid	(101,583)	(131,090)
Policy acquisition and other operating expenses paid	(77,035)	(72,592)
Income taxes recovered	125	690
Investment income collected	89,984	93,426
Interest expense paid	(399)	(256)
Other	16,016	2,492
Net cash provided by operating activities	124,803	72,126
Fixed maturity securities
Purchases	(307,451)	(308,450)
Sales	59,724	89,894
Maturities, paydowns, calls and redemptions	136,141	151,722
Equity securities
Purchases	(3,569)	(2,208)
Sales and repayments	15,489	2,048
Limited partnership interests
Purchases	(8,842)	(13,016)
Sales	9,858	3,996
Change in short-term and other investments, net	(29,341)	42,310
Acquisition of business, net of cash acquired	(18,198)	0
Net cash used in investing activities	(146,189)	(33,704)
Cash flows - financing activities
Dividends paid to shareholders	(11,790)	(11,638)
Acquisition of treasury stock	0	(6)
Proceeds from exercise of stock options	583	1,136
Withholding tax payments on RSUs tendered	(3,311)	(2,061)
Annuity contracts: variable, fixed and FHLB funding agreements
Deposits	157,305	98,837
Benefits, withdrawals and net transfers to Separate Account (variable annuity) assets	(109,246)	(112,272)
Life policy accounts
Deposits	2,714	1,111
Withdrawals and surrenders	(904)	(1,329)
Change in book overdrafts	(18,590)	4,124
Net cash provided by (used in) financing activities	16,761	(22,098)
Net increase (decrease) in cash	(4,625)	16,324
Cash at beginning of period	11,906	7,627
Cash at end of period	$ 7,281	$ 23,951