RELATED PARTY TRANSACTIONS (Narrative) (Details) - USD ($) $ in Millions	Jun. 25, 2015	Mar. 27, 2016	Dec. 27, 2015	Dec. 28, 2014
Related Party Transaction [Line Items]
Issuance of intercompany loan receivable	$ 100.0
Intercompany note receivable		$ 64.5
Three-month LIBOR [Member]
Related Party Transaction [Line Items]
Margin on variable interest rate	2.50%
Related Party Transaction, Tax Sharing Agreement [Member] | JBS USA Holdings [Member]
Related Party Transaction [Line Items]
Net tax receivable			$ 3.7	$ 3.8