DESCRIPTION OF BUSINESS AND BASIS OF PRESENTATION - Cash, Cash Equivalents and Restricted Cash (Details) - USD ($) $ in Thousands	Mar. 26, 2017	Dec. 25, 2016	Mar. 27, 2016	Dec. 27, 2015
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Cash and cash equivalents	$ 30,762	$ 120,328
Restricted cash	4,415	4,979
Total cash, cash equivalents and restricted cash shown in the Condensed Consolidated Statements of Cash Flows	$ 35,177	$ 125,307	$ 582,519	$ 439,638