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Dividends From Subsidiaries And Statutory Financial Information (Unaudited) (Tables)
12 Months Ended
Dec. 31, 2012
Insurance [Abstract]  
Schedule of Combined Net Income and Policyholders' Surplus in Accordance with Statutory Accounting Practices
Combined net income and policyholders’ surplus of the Company’s consolidated insurance subsidiaries, as determined in accordance with statutory accounting practices (SAP), are as follows:
(In thousands)
2012
 
2011
 
2010
Net income
$
490,119

 
$
417,441

 
$
574,181

Policyholders’ surplus
$
4,671,922

 
$
4,107,745

 
$
4,154,654