BASIS OF PRESENTATION - Reserves For Doubtful Collection of Long-term Receivables (Details) (Allowance for Notes Receivable, USD $) In Thousands, unless otherwise specified	3 Months Ended
Dec. 31, 2014
Allowance for Notes, Loans and Financing Receivable, Noncurrent [Roll Forward]
Balance, beginning of period	$ 27,629
Additions: Charges to bad debt expense	744
Deductions: Adjustments	(2)
Balance, end of period	28,371
Affiliates
Allowance for Notes, Loans and Financing Receivable, Noncurrent [Roll Forward]
Balance, beginning of period	26,833
Additions: Charges to bad debt expense	736
Deductions: Adjustments	0
Balance, end of period	27,569
Others
Allowance for Notes, Loans and Financing Receivable, Noncurrent [Roll Forward]
Balance, beginning of period	796
Additions: Charges to bad debt expense	8
Deductions: Adjustments	(2)
Balance, end of period	$ 802

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A valuation allowance relating to a written agreement to receive money (at a specified future date(s) more than one year from the reporting date, consisting of principal as well as any accrued interest) for the portion that is expected to be uncollectible.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 4

-Article 5

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 4

-URI http://asc.fasb.org/extlink&oid=35738203&loc=d3e5074-111524

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.4)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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- Definition

Total of the adjustments in a given period to allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

-Section S99

-Paragraph 4

-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 09

-Article 12

+ Details

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- Definition

Total of allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability established to represent expected future costs, charged to costs and expenses.

+ References

+ Details

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