Accumulated Other Comprehensive Loss (Tables)

9 Months Ended

Oct. 31, 2014

Equity [Abstract]

Schedule of Accumulated Other Comprehensive Loss

The following shows the changes in the components of accumulated other comprehensive loss for the nine months ended October 31, 2014:

				Changes in
	Foreign			Fair Value of
	Currency			Available-
	Translation			for-Sale
	Adjustment			Investments			Total
Balance at January 31, 2014	$	(2,150	)	$	18		$	(2,132	)
Other comprehensive loss		(1,561	)		(6	)		(1,567	)
Balance at October 31, 2014	$	(3,711	)	$	12		$	(3,699	)