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Noncontrolling Interests (Components of Redeemable Noncontrolling Interests) (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Components of redeemable noncontrolling interest in consolidated subsidiaries [Roll Forward]      
Beginning Balance $ 0 $ 2,763  
Net income (loss) attributable to redeemable noncontrolling interests 68 (2,002) 1,433
Distributions to redeemable noncontrolling interests 68 858  
Other 0 97  
Change in fair value of redeemable noncontrolling interests 0 0 (766)
Ending Balance $ 0 $ 0 $ 2,763