XML 30 R47.htm IDEA: XBRL DOCUMENT v2.4.0.8
Retirement Plans (Life Insurance) (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Jan. 31, 2014
Jan. 31, 2013
Compensation and Retirement Disclosure [Abstract]    
Liability beginning of year $ 2,316 $ 2,074
Accretion expense 85 292
Present value of death benefits paid 0 (50)
Liability end of year 2,401 2,316
Cash surrender value 3,076 3,069
Company purchase of life insurance for participants $ 5,990 $ 5,870