GOODWILL AND INTANGIBLE ASSETS (Details 2) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Finite-lived intangible assets and related accumulated amortization
Gross	$ 67,312	$ 65,584
Accumulated Amortization	(54,947)	(50,869)
Net	12,365	14,715
Aggregate future amortization of finite-lived intangibles
2013	3,290
2014	3,086
2015	2,827
2016	2,646
2017	409
Thereafter	107
Net	12,365	14,715
Membership and customer lists
Finite-lived intangible assets and related accumulated amortization
Gross	33,933	31,909
Accumulated Amortization	(30,649)	(29,288)
Net	3,284	2,621
Aggregate future amortization of finite-lived intangibles
Net	3,284	2,621
Non-compete and deferred consulting agreements
Finite-lived intangible assets and related accumulated amortization
Gross	18,275	18,275
Accumulated Amortization	(18,275)	(18,014)
Net		261
Aggregate future amortization of finite-lived intangibles
Net		261
Deferred financing costs
Finite-lived intangible assets and related accumulated amortization
Gross	15,104	15,400
Accumulated Amortization	(6,023)	(3,567)
Net	9,081	11,833
Aggregate future amortization of finite-lived intangibles
Net	$ 9,081	$ 11,833

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 2

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=7658586&loc=d3e16323-109275

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 142

-Paragraph 45

-Subparagraph a(1)

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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