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Consolidated Statements Of Cash Flows (USD $) In Thousands, unless otherwise specified | 12 Months Ended
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Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010
CASH FLOWS FROM OPERATING ACTIVITIES |  |  |
Net income | $ 116,911 | $ 191,164 | $ 152,198
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |
Depreciation and amortization | 36,974 | 40,657 | 40,735
Net realized investment gains | (66,380) | (58,397) | (57,089)
Bond amortization, net | 6,757 | 4,615 | 1,062
Excess tax benefit from exercise of stock options | (86) | (56) | (132)
Increase in premiums receivable | (56,588) | (7,819) | (4,192)
Changes in current and deferred income taxes | (83) | 45,431 | 11,399
(Increase) decrease in deferred policy acquisition costs | (14,480) | (851) | 5,287
Increase (decrease) in unpaid losses and loss adjustment expenses | 50,844 | (48,926) | (19,129)
Increase (decrease) in unearned premiums | 77,002 | 10,048 | (11,161)
Increase (decrease) in accounts payable and accrued expenses | 1,197 | (9,985) | (9,054)
Share-based compensation | (370) | 899 | 812
Increase (decrease) in other payables | 2,545 | (4,142) | (23,186)
Other, net | (6,181) | (4,113) | 4,231
Net cash provided by operating activities | 148,062 | 158,525 | 91,781
CASH FLOWS FROM INVESTING ACTIVITIES |  |  |
Fixed maturity securities available-for-sale in nature: Purchases | (590,562) | (379,963) | (432,869)
Fixed maturity securities available-for-sale in nature: Sales | 139,860 | 217,535 | 204,543
Fixed maturity securities available-for-sale in nature: Calls or maturities | 528,886 | 418,616 | 285,454
Equity securities available for sale in nature: |  |  |
Purchases | (358,216) | (351,198) | (272,519)
Sales | 277,272 | 325,562 | 240,764
Calls | 923 | 0 | 4,826
Changes in securities payable and receivable | 1,919 | (9,137) | 10,763
Net (increase) decrease in short-term investments | (58,949) | (93,737) | 12,815
Purchase of fixed assets | (15,177) | (18,079) | (28,886)
Sale of fixed assets | 2,044 | 2,990 | 1,341
Other, net | 2,255 | 12,026 | 6,868
Net cash (used in) provided by investing activities | (69,745) | 124,615 | 33,100
CASH FLOWS FROM FINANCING ACTIVITIES |  |  |
Dividends paid to shareholders | (134,105) | (132,142) | (129,863)
Excess tax benefit from exercise of stock options | 86 | 56 | 132
Payment to retire senior notes | 0 | (125,000) | 0
Payoff bank loan | 0 | (18,000) | 0
Proceeds from stock options exercised | 2,492 | 1,951 | 733
Proceeds from bank loan | 0 | 20,000 | 0
Net cash used in financing activities | (131,527) | (253,135) | (128,998)
Net (decrease) increase in cash | (53,210) | 30,005 | (4,117)
Cash: |  |  |
Beginning of year | 211,393 | 181,388 | 185,505
End of year | 158,183 | 211,393 | 181,388
SUPPLEMENTAL CASH FLOW DISCLOSURE |  |  |
Interest paid | 1,690 | 6,193 | 6,607
Income taxes paid | $ 18,481 | $ 8,503 | $ 18,792

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- Definition The net realized gains or losses on investments during the period, not including gains or losses on securities separately or otherwise categorized as trading, available-for-sale, or held-to-maturity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04.3(a)) -URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 325 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6485959&loc=d3e22529-158502 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 3 -Subparagraph a -Article 7 + Details
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- Definition The cash outflow for the settlement of obligation drawn from a contractual arrangement with the lender, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with maturities due beyond one year or the operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 18 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3291-108585 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 20 -Subparagraph b -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition The cash outflow to repay long-term debt that is not secured by collateral. Excludes repayments of tax exempt unsecured debt. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 18 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3291-108585 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 20 -Subparagraph b -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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