Fair Value of Financial Instruments (Tables)

12 Months Ended

Jan. 31, 2015

Jan. 31, 2014

Fair Value Disclosures [Abstract]

Financial Assets and Liabilities Carried at Fair Value

Financial assets and liabilities carried at fair value at January 31, 2015 are classified in the table below in one of the three categories described above: 

	Carrying Value		Estimated Fair Value						Total Fair Value
(in thousands)			Level 1		Level 2		Level 3
Marketable securities a	$	53,545	$	53,545	$	—	$	—	$	53,545
Time deposits b	1,500		1,500		—		—		1,500
Derivatives designated as hedging instruments:
Precious metal forward contracts c	250		—		250		—		250
Foreign exchange forward contracts c	15,070		—		15,070		—		15,070
Derivatives not designated as hedging instruments:
Foreign exchange forward contracts c	7,173		—		7,173		—		7,173
Total financial assets	$	77,538	$	55,045	$	22,493	$	—	$	77,538

	Carrying Value		Estimated Fair Value						Total Fair Value
(in thousands)			Level 1		Level 2		Level 3
Derivatives designated as hedging instruments:
Precious metal forward contracts d	$	3,150	$	—	$	3,150	$	—	$	3,150
Foreign exchange forward contracts d	118		—		118		—		118
Derivatives not designated as hedging instruments:
Foreign exchange forward contracts d	1,986		—		1,986		—		1,986
Total financial liabilities	$	5,254	$	—	$	5,254	$	—	$	5,254

Financial assets and liabilities carried at fair value at January 31, 2014 are classified in the table below in one of the three categories described above:

	Carrying Value		Estimated Fair Value						Total Fair Value
(in thousands)			Level 1		Level 2		Level 3
Marketable securities a	$	51,781	$	51,781	$	—	$	—	$	51,781
Time deposits b	21,257		21,257		—		—		21,257
Derivatives designated as hedging instruments:
Precious metal forward contracts c	53		—		53		—		53
Foreign exchange forward contracts c	6,699		—		6,699		—		6,699
Total financial assets	$	79,790	$	73,038	$	6,752	$	—	$	79,790

	Carrying Value		Estimated Fair Value						Total Fair Value
(in thousands)			Level 1		Level 2		Level 3
Derivatives designated as hedging instruments:
Precious metal forward contracts d	$	1,652	$	—	$	1,652	$	—	$	1,652
Foreign exchange forward contracts d	246		—		246		—		246
Total financial liabilities	$	1,898	$	—	$	1,898	$	—	$	1,898

^a  Included within Other assets, net.

^b  Included within Short-term investments.

^c  Included within Prepaid expenses and other current assets.

^d  Included within Accounts payable and accrued liabilities.