Accrued Liabilities (Details) - USD ($) $ in Thousands	Jun. 25, 2016	Dec. 26, 2015
Accrued Liabilities
Accrued payroll and payroll taxes	$ 2,108	$ 1,114
Accrued royalties and commissions	1,010	1,081
Accrued advertising and promotion	844	820
Accrued berry purchase payments	5,013	3,096
Accrued other	2,722	2,518
Total accrued liabilities	$ 11,697	$ 8,629