Quarterly report pursuant to Section 13 or 15(d)

FAIR VALUE MEASUREMENTS, Assets and Liabilities Measured on Recurring Basis Unobservable Input Reconciliation (Details)

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FAIR VALUE MEASUREMENTS, Assets and Liabilities Measured on Recurring Basis Unobservable Input Reconciliation (Details) (USD $)
In Thousands
9 Months Ended
Sep. 30, 2011
Stock Options [Member]
 
Fair value assets measured on recurring basis unobservable input reconciliation [Roll Forward]  
Beginning Balance $ 278
Total gains and losses (realized and unrealized) included in earnings 848
Purchases 0
Ending Balance 1,126
The amount of total gains and losses for the period included in earnings attributable to the change in unrealized gains or losses relating to assets and liabilities still held 848
Contingent Consideration [Member]
 
Fair value liabilities measured on recurring basis unobservable input reconciliation [Roll Forward]  
Beginning Balance (17,894)
Total gains and losses (realized and unrealized) included in earnings 8,828
Purchases 1,260
Ending Balance (7,806)
The amount of total gains and losses for the period included in earnings attributable to the change in unrealized gains or losses relating to assets and liabilities still held $ 8,741