The following tables present the changes in “Accumulated other comprehensive income (loss),” by component, net of tax, for the three and nine months ended October 31, 2017 and 2016:

	Three Months Ended October 31, 2017									Nine Months Ended October 31, 2017
				Unrealized Gains									Unrealized Gains
	Foreign			and (Losses) on						Foreign			and (Losses) on
	Currency			Available-for-						Currency			Available-for-
	Translation			Sale Securities			Total			Translation			Sale Securities			Total
Balance at beginning of period	$	(23,282	)	$	(61	)	$	(23,343	)	$	(34,012	)	$	(57	)	$	(34,069	)
Other comprehensive income (loss) before reclassifications		(1,388	)		(11	)		(1,399	)		9,342			(6	)		9,336
Amounts reclassified from accumulated other comprehensive income (loss)		—			(2	)		(2	)		—			(11	)		(11	)
Net current-period other comprehensive income (loss)		(1,388	)		(13	)		(1,401	)		9,342			(17	)		9,325
Balance at end of period	$	(24,670	)	$	(74	)	$	(24,744	)	$	(24,670	)	$	(74	)	$	(24,744	)

	Three Months Ended October 31, 2016									Nine Months Ended October 31, 2016
				Unrealized Gains									Unrealized Gains
	Foreign			and (Losses) on						Foreign			and (Losses) on
	Currency			Available-for-						Currency			Available-for-
	Translation			Sale Securities			Total			Translation			Sale Securities			Total
Balance at beginning of period	$	(26,955	)	$	28		$	(26,927	)	$	(23,479	)	$	28		$	(23,451	)
Other comprehensive income (loss) before reclassifications		(10,665	)		41			(10,624	)		(14,141	)		19			(14,122	)
Amounts reclassified from accumulated other comprehensive income (loss)		—			(96	)		(96	)		—			(74	)		(74	)
Net current-period other comprehensive income (loss)		(10,665	)		(55	)		(10,720	)		(14,141	)		(55	)		(14,196	)
Balance at end of period	$	(37,620	)	$	(27	)	$	(37,647	)	$	(37,620	)	$	(27	)	$	(37,647	)