Debt (Narrative) (Details) (USD $) In Millions, unless otherwise specified	1 Months Ended	6 Months Ended
May 31, 2011	Jun. 30, 2011
Borrowing under the credit facility		$ 1,275.0
Loss recorded on extinguishment of debt		12.8
U.S. Dollar Component [Member] \| Senior Secured Revolving Credit Facility [Member]
Borrowing under the credit facility		175.0
U.S. Dollar Component [Member] \| Canadian Term Loan [Member]
Extinguishment of debt amount		22
Multi-Currency Component [Member] \| Senior Secured Revolving Credit Facility [Member]
Borrowing under the credit facility		75.0
Senior Secured Credit Facility Term Loans [Member]
Extinguishment of debt amount		1,100
8% Senior Notes Due 2016 [Member]
Debt instrument maturity year		2016
6 1/8% Senior Notes Due 2022 [Member]
Debt instrument maturity year		2022
7 1/2% Senior Subordinated Notes Due 2017 [Member]
Debt instrument maturity year		2017
7 1/2% Senior Subordinated Notes Due 2020 [Member]
Debt instrument maturity year		2020
Securitization Facility Due 2014 [Member]
Debt instrument, amount reclassified from short-term debt to long-term debt		300
Debt instrument maturity year	July 2013	2014
Borrowing rate margin for securitization facility	1.25%
Unused line fee for securitization facility	0.625%
Amended Securitization Facility [Member]
Debt instrument maturity year	May 2014
2% Subordinated Note Due 2012 [Member]
Debt instrument maturity year		2012
Senior Secured Term Loan A Facility [Member]
Borrowing under the credit facility		525.0
Credit facility maturity date		March 2016
Interest rate of credit facility		LIBOR plus a spread of 225 basis points
Senior Secured Term Loan B Facility [Member]
Borrowing under the credit facility		500.0
Credit facility maturity date		January 2017
Interest rate of credit facility		LIBOR plus a spread of 300 basis points
Senior Secured Revolving Credit Facility [Member]
Borrowing under the credit facility		250.0
Credit facility maturity date		March 2016
Interest rate of credit facility		LIBOR plus a spread of 225 basis points
Amount outstanding under credit facility		$ 0
Annual commitment fee percentage on unused portion of credit facility		0.38%

Debt instrument, amount reclassified from short-term debt to long-term debt

Name:	jah_DebtInstrumentAmountReclassifiedFromShortTermDebtToLongTermDebt
Namespace Prefix:	jah
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Debt instrument maturity year

+ Details

Name:	jah_DebtInstrumentMaturityYear
Namespace Prefix:	jah
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	instant

- Definition

Extinguishment of debt gain loss

+ Details

Name:	jah_ExtinguishmentOfDebtGainLoss
Namespace Prefix:	jah
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ Details

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate
Namespace Prefix:	us-gaap
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Gross amount of debt extinguished.

+ Details

Name:	us-gaap_ExtinguishmentOfDebtAmount
Namespace Prefix:	us-gaap
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- 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

The fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used.

+ Details

Name:	us-gaap_LineOfCreditFacilityCommitmentFeePercentage
Namespace Prefix:	us-gaap
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Reflects when the credit facility terminates, which may be presented in a variety of ways (year, month and year, day, month and year, quarter).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 129
-Paragraph 2, 4
-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 SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 19, 22
-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(b),22(b))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

Name:	us-gaap_LineOfCreditFacilityExpirationDate
Namespace Prefix:	us-gaap
Data Type:	us-types:dateStringItemType
Balance Type:	na
Period Type:	duration

- Definition

Description of the interest rate for the amounts borrowed under the credit facility, including the terms and the method for determining the interest rate (for example, fixed or variable, LIBOR plus a percentage, increasing rate, timing of interest rate resets, remarketing provisions).

+ References

+ Details

Name:	us-gaap_LineOfCreditFacilityInterestRateDescription
Namespace Prefix:	us-gaap
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

+ Details

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Namespace Prefix:	us-gaap
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility.

+ Details

Name:	us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage
Namespace Prefix:	us-gaap
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration