GOODWILL AND OTHER INTANGIBLE ASSETS (Details) - USD ($) $ in Thousands	3 Months Ended				12 Months Ended
	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Goodwill and Intangible Asset Impairment [Abstract]
Percentage of decrease in common stock	16.00%	40.00%					16.00%
Percentage on decrease in price of crude oil	18.00%	20.00%					18.00%
Accumulated impairment of goodwill	$ 12,300						$ 12,300
Impairment expense of write off an acquired intangible asset		$ 1,100
Remaining intangible asset value of vendor distribution agreements	0						0
Goodwill impairment loss	9,800	58,900	$ 0	$ 0
Goodwill [Roll Forward]
Balance at beginning of period					$ 187,591	$ 197,362
Sale of subsidiary						(9,620)
Purchase accounting adjustment						(151)
Translation adjustment					0	0
Balance at end of period	197,362				187,591	187,591	197,362
Other Intangibles Assets [Roll Forward]
Balance at beginning of period					94,831	112,297
Sale of subsidiary						0
Purchase price adjustment						0
Translation adjustment					960	595
Amortization					(17,266)	(18,061)	(20,621)
Balance at end of period	112,297				78,525	94,831	112,297
Total Goodwill and Intangible Assets [Roll Forward]
Balance at beginning of period					282,422	309,659
Sale of subsidiary						(9,620)
Purchase price adjustment						(151)
Translation adjustment					960	595
Amortization					(17,266)	(18,061)	(20,621)
Balance at end of period	309,659				266,116	282,422	$ 309,659
B27, LLC [Member]
Goodwill and Intangible Asset Impairment [Abstract]
Percentage of goodwill not deductible for tax purpose							60.00%
Percentage Goodwill impairment							40.00%
Service Centers [Member]
Goodwill [Roll Forward]
Balance at beginning of period					154,473
Balance at end of period					154,473	154,473
Service Centers [Member] | B27, LLC [Member]
Goodwill and Intangible Asset Impairment [Abstract]
Accumulated impairment of goodwill	25,000	20,000					$ 25,000	$ 10,200
Goodwill impairment loss	5,000	9,800
Goodwill [Roll Forward]
Balance at beginning of period	10,300					5,300
Balance at end of period	5,300	10,300					5,300
Innovative Pumping Solutions [Member]
Goodwill [Roll Forward]
Balance at beginning of period					15,980
Balance at end of period					$ 15,980	15,980
Innovative Pumping Solutions [Member] | B27, LLC [Member]
Goodwill and Intangible Asset Impairment [Abstract]
Accumulated impairment of goodwill	148,000	143,100					148,000	$ 95,100
Goodwill impairment loss	4,900	48,000
Goodwill [Roll Forward]
Balance at beginning of period	4,900					$ 0
Balance at end of period	$ 0	$ 4,900					$ 0