COMMITMENTS AND CONTINGENCIES - Leases (Details) - USD ($)	12 Months Ended
	Dec. 26, 2015	Dec. 27, 2014	Dec. 28, 2013
Lease Commitments
Rent expense under all operating leases	$ 166,830	$ 159,010	$ 96,066
2016	86,932
Aggregated future minimum rental payments under noncancelable operating leases	86,932
Consigned Inventories
Consigned inventories to the Company	$ 33,700,000	25,200,000
Period within which chassis are converted and delivered to customers	90 days
Repurchase Commitments
Maximum potential repurchase liability	$ 1,800,000	1,800,000
Self Insurance
Portion of general liability for which the entity is self-insured, per occurrence	100,000	$ 100,000
Self insurance for employee health benefits, annual coverage per employee	200,000
Worker's compensation liability for which the entity is self insured, per occurrence	$ 250,000