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FAIR VALUE OF FINANCIAL ASSETS AND LIABILITIES (Details) (USD $)
3 Months Ended 9 Months Ended
Dec. 31, 2011
Sep. 30, 2012
Level 1 [Member]
Sep. 30, 2011
Level 1 [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]      
Fair value at beginning of period   $ 1,679,000 $ 0
Investment during period   105,000 0
Realized and unrealized gains (losses) included in other comprehensive income   (477,000) 0
Fair value at end of period   1,307,000 0
Payments to acquire investment $ 1,600,000