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Acquisition (Tables)
9 Months Ended
Sep. 30, 2013
Business Combinations [Abstract]  
Reconciliation Of Total Redeemable Equity
The following table provides a reconciliation of total redeemable equity for the periods ended September 30, 2013 and December 31, 2012:
 
Changes in fair value during the period ended:
September 30, 2013
 
December 31, 2012
Beginning balance at January 1
$
493,861

 
$

Redeemable noncontrolling interest resulting from subsidiary purchase

 
446,250

Net income attributable to redeemable noncontrolling interest
55,788

 
88,411

Distributions to noncontrolling interest
(36,900
)
 
(40,800
)
Balance, net
$
512,749

 
$
493,861