Related Party Transactions (Tables)

3 Months Ended

Apr. 30, 2012

Notes To Financial Statements [Abstract]

Revenue Recognized from Related Party

he following table shows revenue recognized from these customers:

Three months ended April 30,	2012			2011
Revenues from customers	$	9,002		$	17,306
Percentage of total revenues	3.6		%	7.5		%