Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016
Operating activities
Net cash provided by operating activities	$ 65,326	$ 30,770
Securities available-for-sale:
Purchases – fixed maturity securities	(196,208)	(157,918)
Sales – fixed maturity securities	33,723	68,049
Maturities and calls – fixed maturity securities	128,640	52,728
Purchases – equity securities	0	(3,000)
Sales – equity securities	409	0
Bank loan participations:
Purchases	(144,172)	(51,304)
Sales	79,959	5,360
Maturities	28,638	33,304
Other invested assets:
Purchases	(6,322)	(1,000)
Return of Capital	0	985
Maturities and repayments	0	6,500
Short-term investments, net	9,496	4,364
Securities receivable or payable, net	1,205	(1,598)
Purchases of property and equipment	(1,426)	(1,858)
Net cash used in investing activities	(66,058)	(45,388)
Financing activities
Dividends paid	(17,729)	(11,604)
Issuance of common shares under equity incentive plans	868	1,743
Common share repurchases	(3,953)	(716)
Repayments of financing obligations net of proceeds	(467)	(557)
Net cash used in financing activities	(21,281)	(11,134)
Change in cash and cash equivalents	(22,013)	(25,752)
Cash and cash equivalents at beginning of period	109,784	106,406
Cash and cash equivalents at end of period	87,771	80,654
Supplemental information
Interest paid	$ 4,329	$ 3,973