Number of single external customers who account for 10 percent or more of entity's revenues individually.

No definition available.

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- Details

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- Details

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- Details

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Balance Type:	na
Period Type:	duration

- Definition

Number of sites for which United States Environmental Protection Agency ("USEPA") has designated the entity as a potentially responsible party ("PRP") for remediation.

+ References

No definition available.

+ Details

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- Definition

Number of top customers who accounted for majority portion of trade accounts receivables.

+ References

No definition available.

+ Details

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- Definition

Represents the reduction in selling, general and administrative expense associated changes to the estimated VAT obligation.

+ References

No definition available.

+ Details

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- Details

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- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 825

-SubTopic 10

-Section 50

-Paragraph 21

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=35750535&loc=d3e13537-108611

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 275

-SubTopic 10

-Section 50

-Paragraph 20

-URI http://asc.fasb.org/extlink&oid=6927468&loc=d3e6404-108592

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 825

-SubTopic 10

-Section 50

-Paragraph 20

-URI http://asc.fasb.org/extlink&oid=35750535&loc=d3e13531-108611

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 275

-SubTopic 10

-Section 50

-Paragraph 18

-URI http://asc.fasb.org/extlink&oid=6927468&loc=d3e6351-108592

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- Definition

Reflects the estimated amount of loss from the specified contingency as of the balance sheet date.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 450

-SubTopic 20

-Section 50

-Paragraph 4

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14435-108349

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 450

-SubTopic 20

-Section 50

-Paragraph 9

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14557-108349

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- Definition

The estimated minimum amount of possible loss from the contingency.

+ References

+ Details

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- Definition

Carrying value as of the balance sheet date of liabilities incurred through that date and payable for statutory sales and use taxes, including value added tax.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.15(5))

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

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 944

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.7-03.15(a))

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

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 15

-Subparagraph a

-Article 7

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 15

-Subparagraph 5

-Article 9

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Contingencies and Litigation (Details) In Millions, unless otherwise specified	12 Months Ended					12 Months Ended
	Mar. 31, 2015 USD ($) Customer Site	Mar. 31, 2014 USD ($) Customer	Mar. 31, 2013 USD ($) Customer	Mar. 31, 2015 BRL	Mar. 31, 2012 USD ($)	Mar. 31, 2015 Customer Concentration Risk [Member]	Mar. 31, 2014 Customer Concentration Risk [Member]	Mar. 31, 2013 Customer Concentration Risk [Member]	Mar. 31, 2015 Credit Concentration Risk [Member]	Mar. 31, 2014 Credit Concentration Risk [Member]
Concentration Risk [Line Items]
Number of major customers	2	1	1
Concentration risk, percentage (in hundredths)						63.00%	56.00%	59.00%	47.00%	46.00%
Number of top customers	10mod_NumberOfTopCustomers
European value added tax [Abstract]
Value added tax payable					$ 10.7
Reduction to selling general and administrative expense	2.0	2.9	1.6
Environmental Matters [Abstract]
Number of sites remediation considered for potentially responsible party	3
Reserves for environmental matters	3.8	5.1
Legal Matters [Abstract]
Brazil legal matter	$ 3.2			10.0