Accrued liabilities

12 Months Ended

Dec. 28, 2013

Payables And Accruals [Abstract]

Accrued liabilities

6. Accrued liabilities consisted of the following:

	December 28, 2013		December 29, 2012
	(in thousands)
Accrued payroll and benefits	$	6,019	$	2,521
Accrued warranty		1,923		2,802
Unearned revenue		1,451		408
Accrued health claims insurance payable		743		388
Aluminum forward contracts		441		—
Accrued interest		246		475
Accrued property tax		4		814
Other		861		466
Total	$	11,688	$	7,874

Other accrued liabilities are comprised primarily of state sales taxes, credit memos and customer rebates.