Derivative Instruments (Tables)

6 Months Ended

Mar. 31, 2016

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Notional Amounts Outstanding under Foreign Currency Contracts

The Company had the following notional amounts outstanding under foreign currency contracts that do not qualify for hedge accounting at March 31, 2016 and September 30, 2015 (in thousands):

March 31, 2016:

Buy Currency	Notional Amount of Buy Currency	Sell Currency	Maturity	Notional Amount of Sell Currency	Fair Value of Assets	Fair Value of Liabilities
British Pound	425	Norwegian Krone	April 2016	3,600	2	—
British Pound	252	Swedish Krona	April 2016	2,100	2	—
Korean Won	2,212	U.S. Dollar	April 2016	2,580,000	—	(8	)
British Pound	1,678	Euro	April 2016	1,500	—	(2	)
Korean Won	22	Singapore Dollar	April 2016	30	—	—
U.S. Dollar	675	Taiwan Dollar	April 2016	22,000	2	—
U.S. Dollar	5,959	Chinese Yuan	April 2016	39,000	—	(30	)
Korean Won	44	Japanese Yen	April 2016	44	—	(1	)
Euro	18,525	U.S. Dollar	April 2016	20,800	110	—
U.S. Dollar	7,300	British Pound	April 2016	10,410	—	(68	)
U.S. Dollar	2,081	Japanese Yen	April 2016	236,000	—	(5	)
Singapore Dollar	629	U.S. Dollar	April 2016	860	—	(2	)
U.S. Dollar	59	Israeli Shekel	April 2016	227	—	—
					116	(116	)

September 30, 2015:

Buy Currency	Notional Amount of Buy Currency	Sell Currency	Maturity	Notional Amount of Sell Currency	Fair Value of Assets		Fair Value of Liabilities
U.S. Dollar	1,543	Korean Won	October 2015	1,852,000	$	—	$	(6	)
British Pound	2,157	Euro	October 2015	1,600	—		(29		)
U.S. Dollar	662	Taiwan Dollar	October 2015	22,000	—		(1		)
U.S. Dollar	4,308	British Pound	October 2015	6,520	32		—
Euro	9,300	U.S. Dollar	October 2015	8,253	40		—
U.S. Dollar	5,177	Chinese Yuan	October 2015	33,000	15		—
U.S. Dollar	425	Japanese Yen	October 2015	51,000	—		—
U.S. Dollar	1,336	Japanese Yen	December 2015	160,000	2		—
U.S. Dollar	457	Israeli Shekel	October 2015	1,800	—		—
					$	89	$	(36	)

Schedule of Net Gains and Losses Realized on Derivative Instruments

Net gains and losses related to these contracts are recorded as a component of "Other (loss) income, net" in the accompanying unaudited Consolidated Statements of Operations and are as follows for the three and six months ended March 31, 2016 and 2015 (in thousands):

	Three Months Ended March 31,				Six Months Ended March 31,
	2016		2015		2016		2015
Realized gains on derivative instruments not designated as hedging instruments	$	736	$	126	$	997	$	426