Accumulated Other Comprehensive Loss (Tables)

12 Months Ended

Jan. 31, 2015

Equity [Abstract]

Schedule of Accumulated Other Comprehensive Loss

Accumulated other comprehensive loss consisted of the following:

	Foreign Currency Translation Adjustment			Changes in Fair Value of Available- for-Sale Investments			Accumulated Other Comprehensive Loss
Balance at January 31, 2013	$	(1,856	)	$	30		$	(1,826	)
Other comprehensive loss		(294	)		(12	)		(306	)
Balance at January 31, 2014		(2,150	)		18			(2,132	)
Other comprehensive loss		(3,647	)		25			(3,622	)
Balance at January 31, 2015	$	(5,797	)	$	43		$	(5,754	)