Accumulated Other Comprehensive Loss (Tables)

12 Months Ended

Jan. 31, 2017

Equity [Abstract]

Changes in Balance of Accumulated Other Comprehensive Loss

The changes in the balance of accumulated other comprehensive loss by component are as follows:

(In thousands)	Foreign Currency Translation Adjustments			Unrealized Holding Gain (Loss) on Available for Sale Securities			Total
Balance at January 31, 2014	$	152		$	24		$	176
Other Comprehensive Loss		(866	)		(9	)		(875	)
Amounts Reclassified to Net Income		—			—			—
Net Other Comprehensive Loss		(866	)		(9	)		(875)
Balance at January 31, 2015		(714	)		15			(699	)
Other Comprehensive Loss		(269	)		(7	)		(276	)
Amounts Reclassified to Net Income		—			—			—
Net Other Comprehensive Loss		(269	)		(7	)		(276	)
Balance at January 31, 2016	$	(983	)	$	8		$	(975	)
Other Comprehensive Loss		(65	)		(16	)		(81	)
Amounts Reclassified to Net Income		—			—			—
Net Other Comprehensive Loss		(65	)		(16	)		(81	)
Balance at January 31, 2017	$	(1,048	)	$	(8	)	$	(1,056	)