Represent the projected cumulative costs related to a divestiture and or sale of assets.

No definition available.

Name:	nty_CumulativeCostsRelatedToDivestiture
Namespace Prefix:	nty_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Represents the projected incremental depreciation charges related to a divestiture and or sale of assets.

+ References

No definition available.

+ Details

Name:	nty_DepreciationExpenseRelatedToDivestiture
Namespace Prefix:	nty_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Represents the information pertaining to charges related to divestiture.

+ References

No definition available.

+ Details

Name:	nty_DivestitureCharges
Namespace Prefix:	nty_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Represents other costs related to a divestiture and or sale of assets.

+ References

No definition available.

+ Details

Name:	nty_DivestitureOtherCosts
Namespace Prefix:	nty_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Represents the projected other costs related to a divestiture and or sale of assets.

+ References

No definition available.

+ Details

Name:	nty_OtherCostsRelatedToDivestiture
Namespace Prefix:	nty_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Represents severance and employee related costs related to a divestiture or sale of assets.

+ References

No definition available.

+ Details

Name:	nty_SeveranceAndEmployeeRelatedCosts
Namespace Prefix:	nty_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Represents the projected workforce reduction expenses related to a divestiture and or sale of assets.

+ References

No definition available.

+ Details

Name:	nty_WorkforceReductionExpensesRelatedToDivestiture
Namespace Prefix:	nty_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585

+ Details

Name:	us-gaap_Depreciation
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of consideration received or receivable for the disposal of assets and liabilities, including discontinued operation.

+ References

No definition available.

+ Details

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

- Details

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

- Definition

Period covered by the long-term purchase commitment, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

Name:	us-gaap_LongtermPurchaseCommitmentPeriod
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis=nty_NutritionalBarAndPowderProductAssetsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Sale of Nutritional Bar and Powder Product Assets (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended		0 Months Ended	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014	Mar. 03, 2015	Mar. 31, 2015
Divestiture
Accelerated depreciation charges	$ 35,123us-gaap_Depreciation	$ 28,262us-gaap_Depreciation
Nutritional Bar and Powder Product Assets
Divestiture
Sales price of assets and transferred contracts			17,000
Period for purchase of nutritional bar and powder products under agreements (in years)			10 years
Cumulative charges			15,000
Accelerated depreciation			11,500
Workforce reduction			2,200
Other costs			1,300
Charges related to divestiture	4,418			4,418
Severance and employee related costs	2,171			2,171
Accelerated depreciation charges	1,647			1,647
Other costs	$ 600			$ 600