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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (unaudited) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021 USD ($)		Sep. 30, 2021 USD ($)		Sep. 30, 2020 USD ($)
Cash flows from operating activities:
Net cash provided by operating activities			$ 273,980		$ 173,545
Cash flows from investing activities:
Proceeds from sale of property and equipment			32		141
Purchases of property and equipment			(4,880)		(14,580)
Purchases of equity securities			(46,532)		(11,145)
Purchases of available-for-sale debt securities			(354,907)		(735,426)
Purchases of investment real estate, net			(7)		(6)
Proceeds from sales of equity securities	$ 48,486		53,651		0
Proceeds from sales of available-for-sale debt securities			76,516		757,812
Proceeds from sales of investment real estate			2,591		0
Proceeds from sale of assets held for sale			8,856		0
Maturities of available-for-sale debt securities			70,095		115,543
Net cash provided by (used in) investing activities			(194,585)		112,339
Cash flows from financing activities:
Preferred stock dividend			(8)		(8)
Common stock dividend			(15,104)		(15,516)
Purchase of treasury stock			(1,609)		(26,501)
Payments related to tax withholding for share-based compensation			(784)		(1,253)
Repayment of debt			(1,103)		(1,103)
Net cash provided by (used in) financing activities			(18,608)		(44,381)
Cash and cash equivalents, and restricted cash and cash equivalents:
Net increase (decrease) during the period			60,787		241,503
Balance, beginning of period			179,871		184,744
Balance, end of period	240,658		240,658		426,247
Cash and cash equivalents, and restricted cash and cash equivalents within the Consolidated Balance Sheets
Cash and cash equivalents	224,822		224,822
Restricted cash and cash equivalents	15,836	[1]	15,836	[1]
Total cash and cash equivalents and restricted cash and cash equivalents	$ 240,658		$ 240,658		$ 426,247
[1] See “—Note 5 (Insurance Operations)” for a discussion of the nature of the restrictions for restricted cash and cash equivalents and “—Note 14 (Variable Interest Entities)” for a discussion of restricted cash held in a trust account.

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