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Fair Value Measurements (Narrative)(Details) (USD $)
In Thousands, unless otherwise specified
6 Months Ended
Jun. 30, 2014
Dec. 31, 2013
Jun. 30, 2013
Dec. 31, 2012
Fair Value Disclosures [Abstract]        
Cash and cash equivalents $ 192,915 $ 67,228 $ 124,459 $ 61,374
Cash And Cash Equivalent Maturity Period 90 days      
Liability For Third Party Lender Owned Consumer Loans Fair value $ 3,176   $ 3,047