Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018
Operating activities
Net cash provided by operating activities	$ 68,123	$ 164,086
Securities available-for-sale:
Purchases – fixed maturity securities	(260,853)	(178,600)
Sales – fixed maturity securities	91,537	65,275
Maturities and calls – fixed maturity securities	64,905	81,138
Purchases – equity securities	(3,977)	(5,949)
Sales – equity securities	263	3,179
Bank loan participations:
Purchases	(46,327)	(121,285)
Sales	27,920	77,933
Maturities	25,565	28,053
Other invested assets:
Purchases	0	(6,993)
Return of capital	1,266	308
Redemptions	3,000	0
Short-term investments, net	57,503	11,664
Securities receivable or payable, net	1,925	2,015
Purchases of property and equipment	(197)	(470)
Net cash used in investing activities	(37,470)	(43,732)
Financing activities
Senior debt repayment	(20,000)	0
Dividends paid	(18,342)	(18,042)
Issuance of common shares under equity incentive plans	6,493	3,900
Common share repurchases	(2,136)	(1,874)
Other financing activities	0	(466)
Net cash used in financing activities	(33,985)	(16,482)
Change in cash and cash equivalents	(3,332)	103,872
Cash and cash equivalents at beginning of period	172,457	163,495
Cash and cash equivalents at end of period	169,125	267,367
Supplemental information
Interest paid	$ 6,499	$ 5,368