Income Taxes (Tables)

9 Months Ended

Oct. 31, 2011

Provision for Income Taxes

The provision for income taxes was comprised of the following:

	Three months ended October 31,					Nine months ended October 31,
	2011			2010		2011			2010
Income tax expense (benefit)	$	(1,445	)	$	854	$	(4,429	)	$	2,432

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

Accounting guidance requires that on a quarterly basis we evaluate our provision for income tax expense (benefit) of U.S. and non-U.S. jurisdictions based on our projected results of operations for the full year and record an adjustment in the current quarter.

	Three months ended October 31,						Nine months ended October 31,
	2011			2010			2011			2010
Effective Tax Rate		(6	%)		5	%		(20	%)		(12	%)
Period specific items benefit	$	(3,719	)	$	(359	)	$	(8,770	)	$	(2,281	)