Accrued Liabilities (Details) (USD $) In Thousands, unless otherwise specified	Mar. 28, 2015	Dec. 27, 2014
Accrued Liabilities:
Accrued payroll and payroll taxes	$ 2,285	$ 2,365
Accrued royalties and commissions	1,226	1,048
Accrued advertising and promotion	1,097	351
Accrued berry purchase payments		4,127
Accrued product recall warranty (see Note 10)	10,379
Accrued other	8,049	5,087
Total accrued liabilities	$ 23,036	$ 12,978