Financial Instruments and Derivatives (Tables)

9 Months Ended

Sep. 29, 2013

Schedule of Fair Value of Financial Assets and Liabilities Measured on Recurring Basis

The following table sets forth by fair value hierarchy Teradyne’s financial assets and liabilities that were measured at fair value on a recurring basis as of September 29, 2013 and December 31, 2012.

	September 29, 2013
	Quoted Prices in Active Markets for Identical Instruments (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)		Total
	(in thousands)
Assets
Cash	$	147,819	$	—	$	—	$	147,819
Cash equivalents		417,823		7,226		—		425,049
Available-for-sale securities:
U.S. government agency securities		—		229,129		—		229,129
U.S. Treasury securities		211,956		—		—		211,956
Commercial paper		—		88,891		—		88,891
Corporate debt securities		—		43,982		—		43,982
Equity and debt mutual funds		12,122		—		—		12,122
Certificates of deposit and time deposits		—		261		—		261
Non-U.S. government securities		—		80		—		80
Total		789,720		369,569		—		1,159,289
Derivatives		—		276		—		276
Total	$	789,720	$	369,845	$	—	$	1,159,565

Reported as follows:

	(Level 1)		(Level 2)		(Level 3)		Total
	(in thousands)
Assets
Cash and cash equivalents	$	565,642	$	7,226	$	—	$	572,868
Marketable securities		185,085		199,249		—		384,334
Long-term marketable securities		38,993		163,094		—		202,087
Other current assets		—		276		—		276
	$	789,720	$	369,845	$	—	$	1,159,565

	December 31, 2012
	Quoted Prices in Active Markets for Identical Instruments (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)		Total
	(in thousands)
Assets
Cash	$	139,354	$	—	$	—	$	139,354
Cash equivalents		183,039		16,527		—		199,566
Available-for-sale securities:
U.S. Treasury securities		312,116		—		—		312,116
U.S. government agency securities		—		217,655		—		217,655
Commercial paper		—		70,434		—		70,434
Corporate debt securities		—		55,755		—		55,755
Equity and debt mutual funds		9,717		—		—		9,717
Certificates of deposit and time deposits		—		1,627		—		1,627
Non-U.S. government securities		—		84		—		84
Total		644,226		362,082		—		1,006,308
Derivatives		—		121		—		121
Total	$	644,226	$	362,203	$	—	$	1,006,429
Liabilities
Contingent consideration	$	—	$	—	$	388	$	388
Total	$	—	$	—	$	388	$	388

Reported as follows:

	(Level 1)		(Level 2)		(Level 3)		Total
	(in thousands)
Assets
Cash and cash equivalents	$	322,393	$	16,527	$	—	$	338,920
Marketable securities		239,192		192,324		—		431,516
Long-term marketable securities		82,641		153,231		—		235,872
Other current assets		—		121		—		121
	$	644,226	$	362,203	$	—	$	1,006,429
Liabilities
Other accrued liabilities	$	—	$	—	$	388	$	388
	$	—	$	—	$	388	$	388

Schedule of Carrying Amounts and Fair Values of Financial Instruments

The carrying amounts and fair values of financial instruments at September 29, 2013 and December 31, 2012 were as follows:

	September 29, 2013				December 31, 2012
	Carrying Value		Fair Value		Carrying Value		Fair Value
	(in thousands)
Cash and cash equivalents	$	572,868	$	572,868	$	338,920	$	338,920
Marketable securities		586,421		586,421		667,388		667,388
Convertible debt(1)		181,550		580,206		169,896		589,000
Japan loan		2,023		2,023		3,491		3,491

(1) The carrying value represents the bifurcated debt component only, while the fair value is based on quoted market prices for the convertible note which includes the equity conversion feature.

Schedule of Available-for-Sale Marketable Securities

The following tables summarize the composition of available-for-sale marketable securities at September 29, 2013 and December 31, 2012:

	September 29, 2013
	Available-for-Sale									Fair Market Value of Investments with  Unrealized Losses
	Cost		Unrealized Gain		Unrealized (Loss)			Fair Market Value
	(in thousands)
U.S. government agency securities	$	229,133	$	142	$	(146	)	$	229,129	$	103,165
U.S. Treasury securities		211,966		140		(150	)		211,956		5,605
Commercial paper		88,884		12		(5	)		88,891		25,169
Corporate debt securities		44,132		905		(1,055	)		43,982		16,439
Equity and debt mutual funds		9,843		2,315		(36	)		12,122		595
Certificates of deposit and time deposits		261		—		—			261		—
Non-U.S. government securities		80		—		—			80		—
	$	584,299	$	3,514	$	(1,392	)	$	586,421	$	150,973

Reported as follows:

	Cost		Unrealized Gain		Unrealized (Loss)			Fair Market Value		Fair Market Value of Investments with Unrealized Losses
	(in thousands)
Marketable securities	$	384,180	$	168	$	(14	)	$	384,334	$	37,823
Long-term marketable securities		200,119		3,346		(1,378	)		202,087		113,150
	$	584,299	$	3,514	$	(1,392	)	$	586,421	$	150,973

	December 31, 2012
	Available-for-Sale									Fair Market Value of Investments with  Unrealized Losses
	Cost		Unrealized Gain		Unrealized (Loss)			Fair Market Value
	(in thousands)
U.S. Treasury securities	$	311,915	$	216	$	(15	)	$	312,116	$	1,018
U.S. government agency securities		217,396		262		(3	)		217,655		9,018
Commercial paper		70,431		9		(6	)		70,434		25,209
Corporate debt securities		53,405		2,414		(64	)		55,755		23,255
Equity and debt mutual funds		8,767		961		(11	)		9,717		600
Certificates of deposit and time deposits		1,627		—		—			1,627		—
Non-U.S. government securities		84		—		—			84		—
	$	663,625	$	3,862	$	(99	)	$	667,388	$	59,100

Reported as follows:

	Cost		Unrealized Gain		Unrealized (Loss)			Fair Market Value		Fair Market Value of Investments with Unrealized Losses
	(in thousands)
Marketable securities	$	431,324	$	203	$	(11	)	$	431,516	$	41,110
Long-term marketable securities		232,301		3,659		(88	)		235,872		17,990
	$	663,625	$	3,862	$	(99	)	$	667,388	$	59,100

Contractual Maturities of Available-for-Sale Marketable Securities

The contractual maturities of available-for-sale marketable securities at September 29, 2013 were as follows:

	September 29, 2013
	Cost		Fair Market Value
	(in thousands)
Due within one year	$	384,180	$	384,334
Due after 1 year through 5 years		173,407		175,657
Due after 5 years through 10 years		3,131		3,188
Due after 10 years		23,581		23,242
Total	$	584,299	$	586,421

Schedule of Derivative Instruments in Statement of Financial Position at Fair Value

The following table summarizes the fair value of derivative instruments at September 29, 2013 and December 31, 2012:

	Balance Sheet Location		September 29, 2013		December 31, 2012
			(in thousands)
Derivatives not designated as hedging instruments:
Foreign exchange contracts		Other current assets	$	276	$	121
			$	276	$	121

Schedule of Effect of Derivative Instruments on Statement of Operations Recognized

The following table summarizes the effect of derivative instruments recognized in the statement of operations during the three and nine months ended September 29, 2013 and September 30, 2012. The table does not reflect the corresponding (losses) gains from the remeasurement of the monetary assets and liabilities denominated in foreign currencies. For the three and nine months ended September 29, 2013, losses from the remeasurement of the monetary assets and liabilities denominated in foreign currencies were $(0.4) million and $(5.0) million, respectively. For the three and nine months ended September 30, 2012, gains from the remeasurement of the monetary assets and liabilities denominated in foreign currencies were $1.2 million and $0.8 million, respectively.

	Location of Gains (Losses) Recognized in Statement of Operations	For the Three Months Ended					For the Nine Months  Ended
		September 29, 2013		September 30, 2012			September 29, 2013		September 30, 2012
		(in thousands)
Derivatives not designated as hedging instruments:
Foreign exchange contracts	Interest expense and other	$	1	$	(1,197	)	$	4,068	$	(677	)
		$	1	$	(1,197	)	$	4,068	$	(677	)