INTANGIBLE ASSETS AND GOODWILL (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Finite-lived intangible assets
Gross Carrying Amount	$ 408,692	$ 362,663
Accumulated Amortization	(200,579)	(162,512)
Net Carrying Amount	208,113	200,151	232,030
Amortization	32,323	33,176	34,255
Annual estimated amortization expense for intangible assets
2013	33,801
2014	33,713
2015	30,880
2016	28,203
2017	24,359
Thereafter	57,157
Total	208,113
Goodwill
Balance, beginning of year	504,784	510,894
Acquisition	4,462	0
Currency translation adjustments	13,426	(6,110)
Balance, end of year	522,672	504,784	510,894
Supply and distribution agreements
Finite-lived intangible assets
Gross Carrying Amount	269,523	260,288
Accumulated Amortization	(122,940)	(97,114)
Net Carrying Amount	146,583	163,174
Finite lived intangibles,weighted average useful life (in years)	12 years
Technology
Finite-lived intangible assets
Gross Carrying Amount	23,329	22,982
Accumulated Amortization	(23,250)	(22,708)
Net Carrying Amount	79	274
Amortization period (in years)	3 years
Finite lived intangibles,weighted average useful life (in years)	3 years
Patents
Finite-lived intangible assets
Gross Carrying Amount	1,638	1,638
Accumulated Amortization	(1,446)	(1,399)
Net Carrying Amount	192	239
Amortization period (in years)	15 years
Finite lived intangibles,weighted average useful life (in years)	15 years
Customer lists
Finite-lived intangible assets
Gross Carrying Amount	20,500	19,923
Accumulated Amortization	(20,500)	(19,150)
Net Carrying Amount	0	773
Amortization period (in years)	2 years
Finite lived intangibles,weighted average useful life (in years)	2 years
Internet domain names
Finite-lived intangible assets
Gross Carrying Amount	39,559	5,215
Accumulated Amortization	(3,817)	(625)
Net Carrying Amount	35,742	4,590
Finite lived intangibles,weighted average useful life (in years)	10 years
Trade names
Finite-lived intangible assets
Gross Carrying Amount	53,817	52,272
Accumulated Amortization	(28,305)	(21,192)
Net Carrying Amount	25,512	31,080
Finite lived intangibles,weighted average useful life (in years)	11 years
Other
Finite-lived intangible assets
Gross Carrying Amount	326	345
Accumulated Amortization	(321)	(324)
Net Carrying Amount	$ 5	$ 21
Finite lived intangibles,weighted average useful life (in years)	4 years
Minimum [Member] | Supply and distribution agreements
Finite-lived intangible assets
Amortization period (in years)	10 years
Minimum [Member] | Internet domain names
Finite-lived intangible assets
Amortization period (in years)	2 years
Minimum [Member] | Trade names
Finite-lived intangible assets
Amortization period (in years)	5 years
Minimum [Member] | Other
Finite-lived intangible assets
Amortization period (in years)	3 years
Maximum [Member] | Supply and distribution agreements
Finite-lived intangible assets
Amortization period (in years)	13 years
Maximum [Member] | Internet domain names
Finite-lived intangible assets
Amortization period (in years)	20 years
Maximum [Member] | Trade names
Finite-lived intangible assets
Amortization period (in years)	20 years
Maximum [Member] | Other
Finite-lived intangible assets
Amortization period (in years)	10 years