Consolidated Balance Sheets (USD $) In Thousands | Sep. 30, 2011 | Dec. 31, 2010 |
|---|
| ASSETS | | |
| Fixed maturity securities available for sale, at fair value | $ 2,664,189 | $ 2,648,888 |
| Equity securities available for sale, at fair value | 36,900 | 38,321 |
| Mortgage loans | 623,368 | 559,167 |
| Real estate | 122,349 | 119,909 |
| Policy loans | 81,762 | 84,281 |
| Short-term investments | 40,536 | 15,713 |
| Other investments | 4,092 | 5,009 |
| Total investments | 3,573,196 | 3,471,288 |
| Cash | 6,408 | 5,445 |
| Accrued investment income | 38,636 | 35,742 |
| Deferred acquisition costs | 174,718 | 192,943 |
| Reinsurance receivables | 192,130 | 187,123 |
| Property and equipment | 22,984 | 23,514 |
| Other assets | 65,545 | 78,018 |
| Separate account assets | 304,425 | 339,029 |
| Total assets | 4,378,042 | 4,333,102 |
| LIABILITIES | | |
| Future policy benefits | 886,218 | 884,380 |
| Policyholder account balances | 2,089,809 | 2,065,878 |
| Policy and contract claims | 34,606 | 43,866 |
| Other policyholder funds | 150,744 | 145,560 |
| Other liabilities | 188,137 | 174,917 |
| Separate account liabilities | 304,425 | 339,029 |
| Total liabilities | 3,653,939 | 3,653,630 |
| STOCKHOLDERS' EQUITY | | |
| Common stock, par value $1.25 per share Authorized 36,000,000 shares, issued 18,496,680 shares | 23,121 | 23,121 |
| Additional paid in capital | 41,097 | 41,085 |
| Retained earnings | 778,269 | 767,126 |
| Accumulated other comprehensive income | 45,014 | 7,807 |
| Treasury stock, at cost (2011- 7,151,153 shares; 2010 - 7,029,575 shares) | (163,398) | (159,667) |
| Total stockholders' equity | 724,103 | 679,472 |
| Total liabilities and stockholders' equity | $ 4,378,042 | $ 4,333,102 |