Debt instrument rate fixed or variable.

No definition available.

Name:	rah_DebtInstrumentRateFixedOrVariable
Namespace Prefix:	rah_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Senior Note Maturity Date

+ References

No definition available.

+ Details

Name:	rah_SeniorNoteMaturityDate
Namespace Prefix:	rah_
Data Type:	invest:dateStringItemType
Balance Type:	na
Period Type:	duration

- Definition

The effective interest rate at the end of the reporting period.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 45

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399

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 210.5-02.22(a)(1))

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

+ Details

Name:	us-gaap_DebtInstrumentInterestRateAtPeriodEnd
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Details

Name:	us-gaap_DebtInstrumentLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

The amount of debt discount (net of debt premium) that was originally recognized at the issuance of the instrument that has yet to be amortized.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 45

-Paragraph 4

-URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28567-108399

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 45

-Paragraph 3

-URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28555-108399

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

-Publisher AICPA

-Name Accounting Principles Board Opinion (APB)

-Number 21

-Paragraph 16

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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.

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 55

-Paragraph 8

-URI http://asc.fasb.org/extlink&oid=6584090&loc=d3e28878-108400

Reference 5: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 45

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399

Reference 6: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 45

-Paragraph 1A

-URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28541-108399

Reference 7: http://www.xbrl.org/2003/role/presentationRef

-Publisher AICPA

-Name Accounting Principles Board Opinion (APB)

-Number 21

-Paragraph 20

-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.

+ Details

Name:	us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount as of the balance sheet date of the unamortized adjustment to the carrying value of an interest-bearing hedged item made under an effective interest rate fair value hedge that is amortized upon discontinuation of the interest rate fair value hedge.

+ References

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 133

-Paragraph 24

-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.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 25

-Section 35

-Paragraph 9

-URI http://asc.fasb.org/extlink&oid=6439857&loc=d3e75592-113984

+ Details

Name:	us-gaap_DeferredGainLossOnDiscontinuationOfInterestRateFairValueHedge
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount borrowed under the credit facility as of the balance sheet date.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19, 22

-Article 5

+ Details

Name:	us-gaap_LineOfCreditFacilityAmountOutstanding
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Including the current and noncurrent portions, carrying value as of the balance sheet date of loans from a bank with maturities initially due after one year or beyond the normal operating cycle if longer.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19, 20, 22

-Article 5

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.16)

-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 944

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.7-03.16(a))

-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

+ Details

Name:	us-gaap_LoansPayableToBank
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Including current and noncurrent portions, aggregate carrying amount of long-term borrowings as of the balance sheet date. May include notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt, which had initial maturities beyond one year or beyond the normal operating cycle, if longer, and after deducting unamortized discount or premiums, if any.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22)

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

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.16)

-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Article 7

-Section 03

-Paragraph 16

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 944

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.7-03.16)

-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 5: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 16

-Article 9

Reference 6: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 20, 22

-Article 5

+ Details

Name:	us-gaap_LongTermDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Total of the portions of the carrying amounts as of the balance sheet date of long-term debt, which may include notes payable, bonds payable, debentures, mortgage loans, and commercial paper, which are scheduled to be repaid within one year or the normal operating cycle, if longer, and after deducting unamortized discount or premiums, if any.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 20

-Article 5

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19

-Article 5

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 210.5-02.19,20)

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

+ Details

Name:	us-gaap_LongTermDebtCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Sum of the carrying values as of the balance sheet date of all long-term debt, which is debt initially having maturities due after one year from the balance sheet date or beyond the operating cycle, if longer, but excluding the portions thereof scheduled to be repaid within one year (current maturities) or the normal operating cycle, if longer, and after deducting unamortized discount or premiums, if any.

+ References

+ Details

Name:	us-gaap_LongTermDebtNoncurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Including both current and noncurrent portions, carrying amount as of the balance sheet date of other forms of debt not elsewhere specified in the taxonomy with initial maturities beyond one year or beyond the normal operating cycle, if longer.

+ References

+ Details

Name:	us-gaap_OtherLongTermDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Including the current and noncurrent portions, carrying value as of the balance sheet date of Notes with the highest claim on the assets of the issuer in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle if longer). Senior note holders are paid off in full before any payments are made to junior note holders.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 16

-Article 9

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.16)

-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 944

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.7-03.16(a))

-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

+ Details

Name:	us-gaap_SeniorNotes
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Long-Term Debt (Long-Term Debt) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended			0 Months Ended			0 Months Ended			0 Months Ended			0 Months Ended			0 Months Ended										0 Months Ended												0 Months Ended			0 Months Ended				3 Months Ended				3 Months Ended
	Sep. 30, 2011	Sep. 30, 2010	Aug. 12, 2011	Dec. 22, 2003 Fixed Rate Senior Notes, Series B [Member]	Sep. 30, 2011 Fixed Rate Senior Notes, Series B [Member]	Sep. 30, 2010 Fixed Rate Senior Notes, Series B [Member]	Dec. 22, 2003 Fixed Rate Senior Notes, Series C [Member]	Sep. 30, 2011 Fixed Rate Senior Notes, Series C [Member]	Sep. 30, 2010 Fixed Rate Senior Notes, Series C [Member]	Dec. 22, 2003 Fixed Rate Senior Notes, Series D [Member]	Sep. 30, 2011 Fixed Rate Senior Notes, Series D [Member]	Sep. 30, 2010 Fixed Rate Senior Notes, Series D [Member]	Dec. 21, 2005 Fixed Rate Senior Notes, Series E [Member]	Sep. 30, 2011 Fixed Rate Senior Notes, Series E [Member]	Sep. 30, 2010 Fixed Rate Senior Notes, Series E [Member]	Dec. 21, 2005 Fixed Rate Senior Notes, Series F [Member]	Sep. 30, 2011 Fixed Rate Senior Notes, Series F [Member]	Sep. 30, 2010 Fixed Rate Senior Notes, Series F [Member]	Sep. 30, 2011 Fixed Rate Senior Notes, Series I-1 [Member]	Jun. 30, 2011 Fixed Rate Senior Notes, Series I-1 [Member]	Sep. 30, 2010 Fixed Rate Senior Notes, Series I-1 [Member]	Jan. 18, 2007 Fixed Rate Senior Notes, Series I-1 [Member]	Sep. 30, 2011 Fixed Rate Senior Notes, Series I-2 [Member]	Sep. 30, 2010 Fixed Rate Senior Notes, Series I-2 [Member]	Jan. 18, 2007 Fixed Rate Senior Notes, Series I-2 [Member]	May 11, 2007 Fixed Rate Senior Notes, Series J [Member]	Sep. 30, 2011 Fixed Rate Senior Notes, Series J [Member]	Sep. 30, 2010 Fixed Rate Senior Notes, Series J [Member]	Sep. 30, 2011 Fixed Rate Senior Notes Maturing 2018 [Member]	Sep. 30, 2010 Fixed Rate Senior Notes Maturing 2018 [Member]	Apr. 04, 2008 Fixed Rate Senior Notes Maturing 2018 [Member]	Sep. 30, 2011 Floating Rate Senior Notes Maturing 2018 [Member]	Sep. 30, 2010 Floating Rate Senior Notes Maturing 2018 [Member]	Apr. 04, 2008 Floating Rate Senior Notes Maturing 2018 [Member]	Sep. 30, 2011 Fixed Rate Senior Notes Maturing 2020 [Member]	Sep. 30, 2010 Fixed Rate Senior Notes Maturing 2020 [Member]	Apr. 04, 2008 Fixed Rate Senior Notes Maturing 2020 [Member]	Jul. 26, 2010 4.95% Senior Notes Maturing 2020 [Member]	Sep. 30, 2011 4.95% Senior Notes Maturing 2020 [Member]	Sep. 30, 2010 4.95% Senior Notes Maturing 2020 [Member]	Jul. 26, 2010 Fixed Rate Senior Notes maturing 2039 [Member]	Aug. 14, 2009 Fixed Rate Senior Notes maturing 2039 [Member]	Sep. 30, 2011 Fixed Rate Senior Notes maturing 2039 [Member]	Sep. 30, 2010 Fixed Rate Senior Notes maturing 2039 [Member]	Dec. 31, 2010 Fixed Rate Senior Notes, Series 2009A [Member]	Sep. 30, 2011 Fixed Rate Senior Notes, Series 2009A [Member]	Sep. 30, 2010 Fixed Rate Senior Notes, Series 2009A [Member]	May 28, 2009 Fixed Rate Senior Notes, Series 2009A [Member]	Dec. 31, 2010 Fixed Rate Senior Notes, Series 2009B [Member]	Sep. 30, 2011 Fixed Rate Senior Notes, Series 2009B [Member]	Sep. 30, 2010 Fixed Rate Senior Notes, Series 2009B [Member]	May 28, 2009 Fixed Rate Senior Notes, Series 2009B [Member]	Sep. 30, 2011 2008 Revolving Credit Agreement [Member]	Sep. 30, 2010 2008 Revolving Credit Agreement [Member]	Sep. 30, 2011 2010 Revolving Credit Agreement [Member]	Sep. 30, 2010 2010 Revolving Credit Agreement [Member]	Jul. 27, 2010 2010 Revolving Credit Agreement [Member]	Sep. 30, 2011 2010 Term Loan [Member]	Sep. 30, 2010 2010 Term Loan [Member]	Sep. 30, 2010 Other [Member]
Debt Instrument [Line Items]
Senior Notes	$ 750.0			$ 145.0		$ 29.0	$ 50.0	$ 50.0	$ 50.0	$ 75.0	$ 32.1	$ 42.9	$ 100.0	$ 100.0	$ 100.0	$ 75.0	$ 75.0	$ 75.0	$ 75.0		$ 75.0	$ 75.0	$ 25.0	$ 25.0	$ 25.0	$ 100.0	$ 100.0	$ 100.0	$ 577.5	$ 577.5	$ 577.5	$ 20.0	$ 20.0	$ 20.0	$ 67.0	$ 67.0	$ 67.0	$ 300.0	$ 300.0	$ 300.0	$ 450.0	$ 300.0	$ 450.0	$ 450.0		$ 50.0	$ 50.0	$ 50.0		$ 50.0	$ 50.0	$ 50.0
Revolving Credit Agreement																																																						123.4	19.9	300.0
Term Loan																																																									200.0	190.0	200.0
Other																																																												0.1
Long-Term Debt, Total	2,181.5	2,634.9
Plus: Unamortized premium (discount), net	(3.1)	(3.2)
Plus: Unamortized adjustment related to interest rate fair value hedge	(18.6)		18.8
Less: Current Portion	(30.7)	(173.2)
Long-Term Debt, Noncurrent	$ 2,172.5	$ 2,464.9
Senior notes maturity date				December 2010			December 2013			December 2013			2015			2012										2022												2020			2039	2039			2009				2009
Debt instrument interest rate					0.00%	4.24%		5.43%	5.43%		4.76%	4.76%		5.57%	5.57%		5.43%	5.43%		5.56%	5.56%		5.58%	5.58%			5.93%	5.93%	7.29%	7.29%		2.80%	2.98%		7.39%	7.39%			4.95%	4.95%			6.63%	6.63%		7.45%	7.45%			7.60%	7.60%		0.00%	1.30%	2.62%	2.81%		2.75%	2.81%
Debt instrument rate varying	n/a	Various