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Schedule I - Condensed Financial Information of Registrant Parent company narrative (Details) (USD $)
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Condensed Financial Statements, Captions [Line Items]      
Cash Dividends Paid to Parent Company by Consolidated Subsidiaries $ 46,519,000 $ 140,000,000 $ 305,000,000