Goodwill And Other Intangible Assets (Expected Amortization Expense Relating To Existing Intangible Assets) (Details) (USD $)
In Thousands, unless otherwise specified
Jan. 31, 2015
Goodwill And Other Intangible Assets [Abstract]  
Remaining 2015 $ 3,962
2016 5,383
2017 5,242
2018 4,001
2019 3,449
2020 3,364
Thereafter $ 12,481