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ACQUISITIONS OF NON-CONTROLLING INTERESTS (Details)	6 Months Ended		12 Months Ended
	Jun. 30, 2015 USD ($) Partnership	Jun. 30, 2014 USD ($) Partnership	Dec. 31, 2014 USD ($) Partnership
Business Acquisition [Line Items]
Number of separate transactions to purchase partnership interest | Partnership		4	4
Number of partnership in which interest acquired | Partnership	7	2
Purchase price for additional non controlling interest	$ 1,000,000	$ 4,900,000	$ 600,000
Book value of purchase price	217,000	3,000,000	100,000
Remaining purchase price	800,000	1,900,000	500,000
Future tax benefits	$ 300,000	$ 800,000	$ 200,000
Minimum [Member]
Business Acquisition [Line Items]
Percentage of interest acquired (in hundredths)	5.00%	10.00%	1.00%
Maximum [Member]
Business Acquisition [Line Items]
Percentage of interest acquired (in hundredths)	35.00%	35.00%	35.00%

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Percentage of voting equity interests acquired at the acquisition date in the business combination.

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-Publisher FASB



-Name Accounting Standards Codification



-Topic 805



-SubTopic 10



-Section 50



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Represents the purchase by the parent of an additional equity interest in a subsidiary during the period, thereby effecting a change in total (consolidated) equity attributable to the parent. The purchase of the additional equity interest represented by this element increases the parent's controlling interest in the subsidiary.

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Amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns.

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Refers to business acquisition cost of acquired entity charge from additional paid up capital.

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This element represents the business acquisition purchase price allocation net book value.

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Number of partnership in which interest acquired during the period.

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Number of separate transactions to purchase partnership interest during the period.

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