Commitments and Contingencies - Summary of Cooperatives Financial Results (Detail) $ in Thousands	12 Months Ended
	Jan. 01, 2017 USD ($)
South Atlantic Canners, Inc [Member]
Loss Contingencies [Line Items]
Total assets	$ 53,417
Total debt	23,109
Total revenues	204,144
Southeastern Container [Member]
Loss Contingencies [Line Items]
Total assets	279,830
Total debt	111,202
Total revenues	$ 527,609