XML 34 R32.htm IDEA: XBRL DOCUMENT v2.4.0.8
Net Income Per Common Share - Additional Information (Detail)
In Thousands, unless otherwise specified
9 Months Ended
Sep. 30, 2013
Sep. 30, 2012
Earnings Per Share [Abstract]    
University's stock options outstanding were excluded from the calculation of diluted earnings 179 2,009