Commitments and Contingencies (Tables)

6 Months Ended

Jul. 02, 2016

Commitments and Contingencies Disclosure [Abstract]

Sales Returns

The activity in the sales returns liability account was as follows (in thousands):

	Six Months Ended
	July 2, 2016			July 4, 2015
Balance at beginning of year	$	20,562		$	15,262
Additions that reduce net sales	35,419			40,076
Deductions from reserves	(40,226		)	(42,659		)
Balance at end of period	$	15,755		$	12,679

Warranty Liabilities

The activity in the accrued warranty liabilities account was as follows (in thousands): 

	Six Months Ended
	July 2, 2016			July 4, 2015
Balance at beginning of year	$	10,028		$	5,824
Additions charged to costs and expenses for current-year sales	6,601			4,869
Deductions from reserves	(7,290		)	(4,177		)
Changes in liability for pre-existing warranties during the current year, including expirations	(1,515		)	421
Balance at end of period	$	7,824		$	6,937