Aggregate revenue during the period from the sale of goods in the normal course of business, after deducting returns, allowances and discounts.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1(a))
-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

Name:	us-gaap_SalesRevenueGoodsNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

ACQUISITIONS (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
ACQUISITIONS (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Acquisitions
Annual sales at the date of acquisition	$ 567,985	$ 645,166	$ 664,740	$ 657,900	$ 683,954	$ 715,777	$ 728,531	$ 685,062	$ 2,535,791	$ 2,813,324	$ 2,852,671
Series of Individually Immaterial Business Acquisitions [Member]
Acquisitions
Annual sales at the date of acquisition									$ 56,000	$ 30,000	$ 35,000