3. Derivative Financial Instruments (Details Narrative) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
Derivative Financial Instruments [Abstract]
Derivative, original duration (in years)	2 years
Derivative, remaining maturity	1 year
Notional amount of cash flow hedge (in millions)		$ 32
Fair value of cash flow hedge (in millions)	2
Notional Amount of Interest Rate Derivative Instruments Not Designated as Hedging Instruments (in millions)	$ 66
Derivative Extension Maturity	3 years