Income Taxes (Tables)

6 Months Ended

Jul. 31, 2015

Income Tax Disclosure [Abstract]

Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block]

A reconciliation of the beginning and ending amount of unrecognized tax benefits, including interest and penalties, is as follows (amounts in thousands):

Unrecognized tax benefits, January 31, 2015	$	1,658
Changes for prior years’ tax positions		(861	)
Changes for current year tax positions		—
Unrecognized tax benefits, July 31, 2015	$	797