XML 19 R57.htm IDEA: XBRL DOCUMENT v2.4.0.6
Income Taxes (Details Textual) (USD $)
9 Months Ended
Sep. 30, 2012
Income Taxes (Textual) [Abstract]  
Unrecognized tax benefits $ 681,000
Unrecognized tax benefits, interest 53,000
Unrecognized tax benefits that would affect the effective tax rate 253,000
Changes in the amount of unrecognized tax benefits $ 0