Short-Term Investments (Tables)

9 Months Ended

Oct. 02, 2015

Cash and Cash Equivalents [Abstract]

Summary of Short-Term Investments

The following table summarizes the Company’s short-term investments (in thousands):

	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Estimated Fair Value
As of October 2, 2015
State, municipal and local government agencies bonds	$	2,502	$	1	$	—		$	2,503
Corporate bonds	23,484		15		(12		)	23,487
Total short-term investments	$	25,986	$	16	$	(12	)	$	25,990
As of December 31, 2014
State, municipal and local government agencies bonds	$	13,946	$	16	$	(1	)	$	13,961
Corporate bonds	17,899		3		(16		)	17,886
Total short-term investments	$	31,845	$	19	$	(17	)	$	31,847

Maturities of Short-Term Investments

The following table summarizes the maturities of the Company’s short-term investments (in thousands):

	October 2, 2015		December 31, 2014
Less than one year	$	20,545	$	30,946
Due in 1 - 2 years	5,445		901
Total short-term investments	$	25,990	$	31,847