SHARE-BASED COMPENSATION - Summary of Warrant Activity (Details) - USD ($) $ / shares in Units, $ in Thousands	9 Months Ended	12 Months Ended
	Sep. 24, 2017	Dec. 25, 2016
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding [Roll Forward]
Number of warrants, exercisable		91,734
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Weighted Average Exercise Price [Roll Forward]
Exercisable warrants, weighted average exercise price (in dollars per share)		$ 9.65
Warrant
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding [Roll Forward]
Number of warrants, outstanding, beginning balance (in shares)	123,984
Number of warrants, outstanding, ending balance (in shares)	123,984	123,984
Number of warrants, exercisable	123,984
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Weighted Average Exercise Price [Roll Forward]
Outstanding warrants, weighted average exercise price, beginning balance (in dollars per share)	$ 11.51
Outstanding warrants, weighted average exercise price, ending balance (in dollars per share)	11.89	$ 11.51
Exercisable warrants, weighted average exercise price (in dollars per share)	$ 11.89
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Additional Disclosures [Abstract]
Warrants outstanding, weighted average remaining contractual life	2 years 7 months 13 days	2 years 9 months 22 days
Exercisable warrants, weighted average remaining contractual life	2 years 7 months 13 days	2 years 2 months 23 days
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Intrinsic Value [Roll Forward]
Outstanding warrants, intrinsic value, beginning balance	$ 532
Outstanding warrants, intrinsic value, ending balance	494	$ 532
Exercisable warrants, intrinsic price	$ 494	$ 532
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Nonvested, Weighted Average Grant Date Fair Value [Abstract] [Roll Forward]
Nonvested number of shares	0	32,250
Nonvested warrants, weighted average grant date fair value	0.00	0.00