Income Taxes (Tables)

3 Months Ended

Apr. 30, 2012

Notes To Financial Statements [Abstract]

Provision for Income Taxes

The provision for income taxes was comprised of the following:

Three months ended April 30,	2012		2011
Income tax expense	$	781	$	611

Effective Tax Rate and Period Specific Income Tax Expense (Benefit)

Accounting guidance requires for interim reporting that we evaluate our provision for income tax expense (benefit) based on our projected results of operations for the full year, and record an adjustment in the quarter. Because some of our consolidated entities have losses for which no tax benefit is recognized, their provisions for income tax expense (benefit) must be separately evaluated.

Three months ended April 30,	2012			2011
Effective Tax Rate	3		%	(35		)%
Period specific items benefit	$	(1,327	)	$	(1,334	)