GOODWILL AND INTANGIBLE ASSETS - Narrative (Details)	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 25, 2016 USD ($)	Sep. 27, 2015 USD ($)	Sep. 25, 2016 USD ($) business	Sep. 27, 2015 USD ($) business	Dec. 31, 2015 USD ($)
Intangible Assets [Line Items]
Goodwill and intangible asset impairment charges	$ 0	$ 0	$ 0	$ 0
Intangible assets	150,846,000		150,846,000		$ 106,759,000
Amortization of intangible assets	3,687,000	$ 2,354,000	$ 9,680,000	$ 5,995,000
Number of businesses acquired | business			6	3
Trademarks [Member]
Intangible Assets [Line Items]
Indefinite lived intangible assets	37,946,000		$ 37,946,000		$ 25,487,000
Amortization of intangible assets			$ 0
Noncompete Agreements [Member]
Intangible Assets [Line Items]
Intangible assets, weighted average useful life			3 years 256 days		3 years 146 days
Customer Relationships and Noncompete Agreements [Member]
Intangible Assets [Line Items]
Intangible assets	$ 112,900,000		$ 112,900,000
Customer Relationships [Member]
Intangible Assets [Line Items]
Intangible assets, weighted average useful life			10 years 73 days		10 years 146 days
Parkland Plastics Inc. [Member] | Noncompete Agreements [Member]
Intangible Assets [Line Items]
Intangible assets, weighted average useful life			5 years
Parkland Plastics Inc. [Member] | Customer Relationships [Member]
Intangible Assets [Line Items]
Intangible assets, weighted average useful life			10 years
The Progressive Group [Member] | Noncompete Agreements [Member]
Intangible Assets [Line Items]
Intangible assets, weighted average useful life			5 years
The Progressive Group [Member] | Customer Relationships [Member]
Intangible Assets [Line Items]
Intangible assets, weighted average useful life			10 years
Cana Holdings, Inc. [Member] | Noncompete Agreements [Member]
Intangible Assets [Line Items]
Intangible assets, weighted average useful life			5 years
Cana Holdings, Inc. [Member] | Customer Relationships [Member]
Intangible Assets [Line Items]
Intangible assets, weighted average useful life			10 years
Mishawaka Sheet Metal, LLC [Member] | Noncompete Agreements [Member]
Intangible Assets [Line Items]
Intangible assets, weighted average useful life			5 years
Mishawaka Sheet Metal, LLC [Member] | Customer Relationships [Member]
Intangible Assets [Line Items]
Intangible assets, weighted average useful life			10 years
L.S. Manufacturing, Inc. [Member] | Noncompete Agreements [Member]
Intangible Assets [Line Items]
Intangible assets, weighted average useful life			5 years
L.S. Manufacturing, Inc. [Member] | Customer Relationships [Member]
Intangible Assets [Line Items]
Intangible assets, weighted average useful life			10 years
BH Electronics, Inc [Member] | Noncompete Agreements [Member]
Intangible Assets [Line Items]
Intangible assets, weighted average useful life			5 years
BH Electronics, Inc [Member] | Customer Relationships [Member]
Intangible Assets [Line Items]
Intangible assets, weighted average useful life			10 years
Minimum [Member] | Customer Relationships and Noncompete Agreements [Member]
Intangible Assets [Line Items]
Intangible assets, weighted average useful life			2 years
Maximum [Member] | Customer Relationships and Noncompete Agreements [Member]
Intangible Assets [Line Items]
Intangible assets, weighted average useful life			19 years