The increase and or decrease of accrued interest and penalties related to unrecognized tax benefits.

No definition available.

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- Definition

Immaterial prior period correction of the deferred tax asset valuation allowance.

+ References

No definition available.

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- Details

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- Definition

Represents the amount reclassified from unrecognized tax benefits against our deferred tax assets.

+ References

No definition available.

+ Details

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- Definition

Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32537-109319

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- Definition

Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.4-08.(h))

-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 08

-Paragraph h

-Article 4

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

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Income Tax Expense (or Benefit)

-URI http://asc.fasb.org/extlink&oid=6515339

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 50

-Paragraph 9

-Subparagraph (a),(b)

-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32639-109319

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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

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- Definition

Amount accrued for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 50

-Paragraph 15

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32718-109319

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- Definition

The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 50

-Paragraph 15A

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=6907707&loc=SL6600010-109319

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Note K - Income Taxes (Details) (USD $)	3 Months Ended			6 Months Ended
Note K - Income Taxes (Details) (USD $)	Dec. 02, 2014	Sep. 02, 2014	Dec. 03, 2013	Dec. 02, 2014	Dec. 03, 2013	Jun. 03, 2014
Note K - Income Taxes (Details) [Line Items]
Reclassification Of Unrecognized Tax Benefit Amount		$ 5,000,000
Income Tax Expense (Benefit)	(595,000)us-gaap_IncomeTaxExpenseBenefit		(1,910,000)us-gaap_IncomeTaxExpenseBenefit	(3,229,000)us-gaap_IncomeTaxExpenseBenefit	(7,063,000)us-gaap_IncomeTaxExpenseBenefit
Immaterial Prior Period Correction	3,200,000rt_ImmaterialPriorPeriodCorrection
Deferred Tax Assets, Valuation Allowance	57,600,000			57,600,000		54,600,000
Unrecognized Tax Benefits	4,400,000us-gaap_UnrecognizedTaxBenefits			4,400,000us-gaap_UnrecognizedTaxBenefits		7,000,000us-gaap_UnrecognizedTaxBenefits
Unrecognized Tax Benefits that Would Impact Effective Tax Rate	2,500,000			2,500,000		2,600,000
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued	400,000			400,000		500,000
Accrual Interest and Penalties Increase Decrease				100,000
Reasonably Possible Amounts Will Change Within Next Twelve Months [Member]
Note K - Income Taxes (Details) [Line Items]
Unrecognized Tax Benefits	$ 300,000			$ 300,000