GOODWILL AND OTHER INTANGIBLE ASSETS (Details) (USD $)	12 Months Ended				12 Months Ended						3 Months Ended		12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2012 Customer Relationships and Non-compete Agreements [Member]	Dec. 31, 2012 Customer Relationships and Non-compete Agreements [Member] Minimum [Member]	Dec. 31, 2012 Customer Relationships and Non-compete Agreements [Member] Maximum [Member]	Dec. 31, 2012 Customer Relationships [Member]	Dec. 31, 2011 Customer Relationships [Member]	Dec. 31, 2012 Non-Compete Agreements [Member]	Dec. 31, 2011 Non-Compete Agreements [Member]	Dec. 31, 2012 Trademarks [Member]	Dec. 31, 2011 Trademarks [Member]	Dec. 31, 2012 Manufacturing [Member]	Dec. 31, 2011 Manufacturing [Member]	Dec. 31, 2010 Manufacturing [Member]	Dec. 31, 2012 Distribution [Member]	Dec. 31, 2011 Distribution [Member]	Dec. 31, 2010 Distribution [Member]	Dec. 31, 2012 Praxis [Member]	Dec. 31, 2012 Praxis [Member] Customer Relationships [Member]	Dec. 31, 2012 Praxis [Member] Non-Compete Agreements [Member]	Dec. 31, 2012 Praxis [Member] Trademarks [Member]	Dec. 31, 2012 AIA [Member]	Dec. 31, 2012 AIA [Member] Customer Relationships [Member]	Dec. 31, 2012 AIA [Member] Non-Compete Agreements [Member]	Dec. 31, 2012 AIA [Member] Trademarks [Member]	Dec. 31, 2012 Infinity Graphics [Member]	Dec. 31, 2012 Infinity Graphics [Member] Customer Relationships [Member]	Dec. 31, 2012 Infinity Graphics [Member] Non-Compete Agreements [Member]	Dec. 31, 2012 Infinity Graphics [Member] Trademarks [Member]	Dec. 31, 2012 Decor [Member]	Dec. 31, 2012 Decor [Member] Customer Relationships [Member]	Dec. 31, 2012 Decor [Member] Non-Compete Agreements [Member]	Dec. 31, 2012 Decor [Member] Trademarks [Member]	Dec. 31, 2012 Gustafson Lighting [Member]	Dec. 31, 2012 Gustafson Lighting [Member] Customer Relationships [Member]	Dec. 31, 2012 Gustafson Lighting [Member] Non-Compete Agreements [Member]	Dec. 31, 2012 Gustafson Lighting [Member] Trademarks [Member]	Dec. 31, 2012 Creative Wood [Member]	Dec. 31, 2012 Creative Wood [Member] Customer Relationships [Member]	Dec. 31, 2012 Creative Wood [Member] Non-Compete Agreements [Member]	Dec. 31, 2012 Creative Wood [Member] Trademarks [Member]	Dec. 31, 2012 Middlebury Hardwood Products, Inc. [Member]	Dec. 31, 2012 Middlebury Hardwood Products, Inc. [Member] Customer Relationships [Member]	Dec. 31, 2012 Middlebury Hardwood Products, Inc. [Member] Non-Compete Agreements [Member]	Dec. 31, 2012 Middlebury Hardwood Products, Inc. [Member] Trademarks [Member]
Acquired Intangible Assets as Part of Business Combination [Line Items]
Total Other intangible assets, net	$ 19,219,000	$ 11,515,000	$ 7,901,000										$ 18,242,000	$ 10,583,000	$ 7,167,000	$ 977,000	$ 932,000	$ 734,000	$ 429,000	$ 399,000	$ 30,000	$ 0	$ 3,704,000	$ 2,751,000	$ 312,000	$ 641,000	$ 310,000	$ 186,000	$ 76,000	$ 48,000	$ 1,663,000	$ 655,000	$ 384,000	$ 624,000	$ 337,000	$ 178,000	$ 16,000	$ 143,000	$ 757,000	$ 207,000	$ 312,000	$ 238,000	$ 6,470,000	$ 5,920,000	$ 140,000	$ 410,000
Goodwill	10,362,000	4,319,000	2,966,000										10,257,000	4,214,000	2,861,000	105,000	105,000	105,000	0				1,163,000				190,000				1,440,000				0				994,000				3,609,000
Total intangible assets																			429,000				4,867,000				500,000				3,103,000				337,000				1,751,000				10,079,000
Changes in the carrying amount of goodwill [Roll forward]
Balance, beginning of period	4,319,000	2,966,000											4,214,000	2,861,000		105,000	105,000		0				1,163,000				190,000				1,440,000				0				994,000				3,609,000
Acquisitions	6,043,000	1,353,000											6,043,000	1,353,000		0	0
Balance, end of period	10,362,000	4,319,000	2,966,000										10,257,000	4,214,000	2,861,000	105,000	105,000	105,000	0				1,163,000				190,000				1,440,000				0				994,000				3,609,000
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived intangible assets											3,504,000	2,089,000
Impairment recognized for indefinite-lived intangible assets	0	0									48,000
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, net				15,800,000
Finite-lived intangible assets, useful life					1 year	19 years
Finite-lived intangible assets, gross							17,228,000	10,268,000	1,756,000	904,000
Other intangible assets, gross	22,488,000	13,261,000
Less: accumulated amortization	(3,269,000)	(1,746,000)
Total Other intangible assets, net	19,219,000	11,515,000	7,901,000										18,242,000	10,583,000	7,167,000	977,000	932,000	734,000	429,000	399,000	30,000	0	3,704,000	2,751,000	312,000	641,000	310,000	186,000	76,000	48,000	1,663,000	655,000	384,000	624,000	337,000	178,000	16,000	143,000	757,000	207,000	312,000	238,000	6,470,000	5,920,000	140,000	410,000
Changes in carrying value of other intangible assets by segment [Roll Forward]
Balance, beginning of period	11,515,000	7,901,000											10,583,000	7,167,000		932,000	734,000		429,000	399,000	30,000	0	3,704,000	2,751,000	312,000	641,000	310,000	186,000	76,000	48,000	1,663,000	655,000	384,000	624,000	337,000	178,000	16,000	143,000	757,000	207,000	312,000	238,000	6,470,000	5,920,000	140,000	410,000
Acquisition	9,227,000	4,443,000											8,890,000	4,014,000		337,000	429,000
Amortization	(1,523,000)	(829,000)	(564,000)										(1,231,000)	(598,000)	(503,000)	(292,000)	(231,000)	(61,000)
Balance, end of period	19,219,000	11,515,000	7,901,000										18,242,000	10,583,000	7,167,000	977,000	932,000	734,000	429,000	399,000	30,000	0	3,704,000	2,751,000	312,000	641,000	310,000	186,000	76,000	48,000	1,663,000	655,000	384,000	624,000	337,000	178,000	16,000	143,000	757,000	207,000	312,000	238,000	6,470,000	5,920,000	140,000	410,000
Amortization expense on finite-lived intangible assets, 2013	2,034,000
Amortization expense on finite-lived intangible assets, 2014	1,923,000
Amortization expense on finite-lived intangible assets, 2015	1,696,000
Amortization expense on finite-lived intangible assets, 2016	1,513,000
Amortization expense on finite-lived intangible assets, 2017	$ 1,356,000