Business Combinations (Schedule Of Estimated Earnout Payable) (Details) (USD $) In Thousands, unless otherwise specified	Jan. 31, 2013
Business Combinations [Abstract]
2014	$ 270
2015	266
2016	267
Total Estimated Payments	803
Less imputed interest	(230)
Present value of Earnout	$ 573

Fair value, as of the acquisition date, of potential payments under the contingent consideration arrangement including cash and shares.

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+ Details