Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017
Operating Activities:
Net Income (Loss)	$ 67,607	$ 13,633
Adjustments to Reconcile Net Income to Net Cash Provided by Operating Activities:
Depreciation & Amortization	2,782	3,586
Share-Based Compensation	7,413	8,360
Deferred Income Taxes	(862)	(13,920)
Total Net Realized and Unrealized Gains	(3,667)	(5,868)
Changes in Assets and Liabilities:
Reinsurance Recoverable on Paid and Unpaid Losses and Loss Adjustment Expenses	16,668	(40,786)
Reserves for Losses and Loss Adjustment Expenses	86,851	251,971
Prepaid Reinsurance Premiums	(4,482)	(17,797)
Unearned Premiums	130,270	103,174
Premiums Receivable	(39,969)	(48,985)
Deferred Policy Acquisition Costs	(26,254)	(14,965)
Accrued Investment Income	(2,513)	(3,105)
Reinsurance Balances Payable	11,036	19,058
Current Income Tax Receivable, Net	(5,665)	(25,073)
Other	27,874	(6,532)
Net Cash Provided by Operating Activities	267,089	222,751
Fixed Maturities
Redemptions and Maturities	341,632	233,384
Sales	345,828	192,417
Purchases	(696,869)	(560,018)
Equity Securities
Sales		59,673
Sales	33,288
Purchases		(61,562)
Purchases	(122,083)
Net Sales and Purchases of Other Invested Assets	(12,930)	(13,853)
Net Sales, Maturities and Purchases of Short-Term Investments	(827)	(552)
Net Change in Unsettled Security Transactions	14,706	21,761
Purchase of Subsidiaries, Net of Acquired Cash	(22,383)	0
Net Purchase of Property and Equipment	(7,482)	(2,649)
Net Cash Used in Investing Activities	(127,120)	(131,399)
Financing Activities:
Proceeds from Employee Stock Purchase Plan	1,508	2,289
Payment of Employee Tax Withholding on Stock Compensation	(8,067)	(13,835)
Dividends Paid	(6,234)	(4,862)
Net Cash Used in Financing Activities	(12,793)	(16,408)
Effect of Exchange Rate on Unrestricted and Restricted Cash and Cash Equivalents	(4,516)	2,885
Change in Unrestricted and Restricted Cash and Cash Equivalents	122,660	77,829
Unrestricted and Restricted Cash and Cash Equivalents at Beginning of Year	158,964	172,846
Unrestricted and Restricted Cash and Cash Equivalents at End of Period	281,624	250,675
Supplemental Information:
Income Taxes Paid, Net	22,935	39,877
Interest Paid	7,619	7,619
Issuance of Stock to Directors	$ 783	$ 578