XML 26 R89.htm IDEA: XBRL DOCUMENT v2.4.0.6
Other Long-Term Liabilities (Details) (USD $)
In Thousands, unless otherwise specified
Jan. 31, 2012
Jan. 31, 2011
Other Long-term Debt [Abstract]    
Liability for severance pay $ 3,027 $ 3,279
Tax contingencies 23,693 20,464
Contingent consideration 28,494 1,492
Other long-term liabilities 4,952 7,267
Other Liabilities $ 60,166 $ 32,502