BUSINESS ACQUISITIONS, Balance Sheet Disclosure (Details) - USD ($)	Feb. 19, 2014	Apr. 07, 2015	Dec. 31, 2014
Business Acquisition [Line Items]
Working capital adjustments	$ 200,000
Ft. Wayne Plastics, Inc [Member]
Business Acquisition [Line Items]
Acquisition costs incurred			$ 19,000
Ft. Wayne Plastics, Inc [Member] | Multi-nozzle Structural Plastic [Member]
Business Acquisition [Line Items]
Cash consideration price for FTW	11,000,000
Ft. Wayne Holdings Inc [Member]
Business Acquisition [Line Items]
Current assets	3,076,000
Long-term assets	4,349,000
Intangible assets	4,066,000
Goodwill	2,556,000
Total assets acquired	14,047,000
Deferred tax liabilities	2,440,000
Other liabilities	832,000
Total liabilities assumed	3,272,000
Net assets acquired	$ 10,775,000
Centrex Plastics, LLC [Member]
Business Acquisition [Line Items]
Accounts receivable		$ 757,000
Inventory		1,399,000
Property and equipment		2,317,000
Intangible assets		17,789,000
Goodwill		5,821,000
Total assets acquired		28,083,000
Accounts payable		2,162,000
Accrued expenses		66,000
Total liabilities assumed		2,228,000
Net assets acquired		$ 25,855,000