Subsidiary Ownership Percentage

No definition available.

Name:	emax_SubsidiaryOwnershipPercentage
Namespace Prefix:	emax_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

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

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Weighted average interest rate of debt outstanding.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtWeightedAverageInterestRate
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
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.

+ References

No definition available.

+ Details

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

- Details

Name:	us-gaap_LineOfCreditFacilityLineItems
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

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 210.5-02.19(b),22(b))

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

+ Details

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

- Definition

Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

+ References

+ Details

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

Indebtedness - Dutch Revolving Credit Facility (Details) In Millions, unless otherwise specified		0 Months Ended		0 Months Ended
	Apr. 03, 2015	Feb. 28, 2012 Line of credit Dutch Revolving Credit Facility	Apr. 03, 2015 Line of credit Dutch Revolving Credit Facility USD ($)	Feb. 28, 2012 Line of credit Dutch Revolving Credit Facility Euribor Rate	Apr. 03, 2015 Line of credit Dutch Revolving Credit Facility Euro Member Countries, Euro EUR (€)	Feb. 28, 2012 Line of credit Dutch Revolving Credit Facility Euro Member Countries, Euro EUR (€)
Line of Credit Facility [Line Items]
Subsidiary ownership percentage	100.00%emax_SubsidiaryOwnershipPercentage
Line of credit facility, maximum borrowing capacity						€ 15
Debt instrument, basis spread on variable rate				2.00%
Line of credit facility, commitment fee percentage		0.35%
Debt, weighted average interest rate			2.249%
Line of credit facility, remaining borrowing capacity			$ 2.3		€ 2.1