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ACQUISITIONS AND REVALUATIONS OF NON-CONTROLLING INTERESTS - Additional Information (Details) (USD $) In Millions, unless otherwise specified | 9 Months Ended |  |  |
--- | --- | --- | --- | ---
Sep. 30, 2014 Partnership | Sep. 16, 2013 | Jun. 01, 2013 | Feb. 01, 2013
Business Acquisition [Line Items] |  |  |  |
Number of separate transactions to purchase partnership interest | 4 |  |  |
Number of partnership in which interest acquired | 2 |  |  |
Purchase price for additional non controlling interest | $ 4.9 |  |  |
Book value of purchase price | 3.0 |  |  |
Remaining purchase price | 1.9 |  |  |
Future tax benefits | $ 0.8 |  |  |
Percentage of interest acquired (in hundredths) |  | 100.00% | 100.00% | 100.00%
Minimum [Member] |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Percentage of interest acquired (in hundredths) | 10.00% |  |  |
Maximum [Member] |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Percentage of interest acquired (in hundredths) | 35.00% |  |  |

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- Definition Percentage of voting equity interests acquired at the acquisition date in the business combination. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=25497992&loc=d3e1392-128463 + Details
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- Definition 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. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=18733093&loc=SL4573702-111684 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4M -URI http://asc.fasb.org/extlink&oid=35736750&loc=SL4591554-111686 + Details
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- Definition Amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Unrecognized Tax Benefit -URI http://asc.fasb.org/extlink&oid=6527854 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15A -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6907707&loc=SL6600010-109319 + Details
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- Definition Business Acquisition Cost of Acquired Entity Charge From Additional Paid Up Capital + References No definition available. + Details
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- Definition This element represents the business acquisition purchase price allocation net book value. + References No definition available. + Details
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- Definition Number of partnership in which interest acquired during the period. + References No definition available. + Details
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- Definition Number of separate transactions to purchase partnership interest during the period. + References No definition available. + Details
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