XML 19 R13.htm IDEA: XBRL DOCUMENT v2.3.0.15
Income Taxes
9 Months Ended
Sep. 30, 2011
Income Taxes [Abstract] 
INCOME TAXES
(7) INCOME TAXES
During the second quarter of 2011, we were notified by the Internal Revenue Service that our 2009 federal tax return was selected for examination. We expect the examination to be completed in the fourth quarter of 2011.