Other Current Liabilities

6 Months Ended

Jun. 29, 2018

Accrued Liabilities, Current [Abstract]

Components of other current liabilities were (in thousands):



	June 29, 2018		December 29, 2017
Accrued self-insurance retentions	$	7,853	$	7,956
Accrued warranty and service liabilities	10,956		10,535
Accrued trade promotions	9,064		10,588
Payable for employee stock purchases	5,666		10,053
Customer advances and deferred revenue	46,881		22,632
Income taxes payable	12,554		7,564
Right of return refund liability	12,119		11,412
Other	33,276		31,628
Total	$	138,369	$	112,368

The Company managed certain self-insured loss exposures through a wholly-owned captive insurance subsidiary. Cash balances of $8.7 million as of June 29, 2018 and $9.2 million as of December 29, 2017 were restricted to funding of the captive's loss reserves and are included within other current assets on the Company's Consolidated Balance Sheets. The Company has begun the process of dissolving the captive insurance subsidiary. Cash balances will no longer be restricted upon final dissolution.

A liability is established for estimated future warranty and service claims that relate to current and prior period sales. The Company estimates warranty costs based on historical claim experience and other factors including evaluating specific product warranty issues. Following is a summary of activity in accrued warranty and service liabilities (in thousands):



Balance, December 29, 2017	$	10,535
Charged to expense	3,917
Margin on parts sales reversed	1,440
Reductions for claims settled	(4,936		)
Balance, June 29, 2018	$	10,956