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ACQUISITIONS Acquisition and Integration Costs (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Business Combination, Separately Recognized Transactions [Line Items]      
Business Combination, Acquisition Related Costs $ 16,130 $ 4,046 $ 0
Other Acquisition and Integration Expenses [Member] | All Current Acquirees
     
Business Combination, Separately Recognized Transactions [Line Items]      
Legal Fees 5,113 2,941  
Fees and Commissions 4,713 0  
Business combination, employee related costs related to integration 3,554 806  
Business combination, facilities costs related to integration activities 1,621 110  
Business Combination, Integration Related Costs 1,129 189  
Business Combination, Acquisition Related Costs $ 16,130 $ 4,046