Debt Instrument, Covenant, Aggregate Amount Of Priority Indebtedness,Maximum

No definition available.

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- Definition

Debt Instrument, Covenant, Capital Expenditures, Maximum, During Fiscal Period One

+ References

No definition available.

+ Details

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- Definition

Debt Instrument, Covenant, Capital Expenditures, Maximum During Subsequent Fiscal Periods

+ References

No definition available.

+ Details

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- Definition

Debt Instrument, Covenant, Fixed Charge Coverage Ratio, Minimum

+ References

No definition available.

+ Details

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- Definition

Debt Instrument, Covenant, Levarage Ratio, Maximum

+ References

No definition available.

+ Details

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Data Type:	xbrli:pureItemType
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Period Type:	duration

- Definition

Debt Instrument, Covenant, Net Capital Assets, Minimum

+ References

No definition available.

+ Details

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Namespace Prefix:	azz_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Debt Instrument, Covenant, Ratio Of Indebtedness To Earnings Before Interest, Tax, Depreiation, Amortization, Maximum

+ References

No definition available.

+ Details

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- Definition

Debt Instrument, Covenant, Retention Of Future Income, Percentage, Minimum

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Line Of Credit Facility, Additional Borrowing Capacity

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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
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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

The reference rate for the variable rate of the debt instrument, such as LIBOR or the US Treasury rate and the maturity of the reference rate used, such as three months or six months LIBOR.

+ References

No definition available.

+ Details

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Balance Type:	na
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- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 45

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 55

-Paragraph 8

-URI http://asc.fasb.org/extlink&oid=34725769&loc=d3e28878-108400

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22(a)(1))

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

+ Details

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- Details

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- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

+ References

No definition available.

+ Details

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

- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

+ 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 210.9-03.16)

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

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-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19, 20, 22

-Article 5

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 944

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.7-03.16)

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

+ Details

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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.

+ References

No definition available.

+ Details

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- 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

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

+ Details

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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

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Balance Type:	credit
Period Type:	instant

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- Details

Name:	us-gaap_CreditFacilityAxis=us-gaap_RevolvingCreditFacilityMember
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- Details

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Long-term Debt - Narrative (Details) (USD $)	12 Months Ended	0 Months Ended	12 Months Ended
Long-term Debt - Narrative (Details) (USD $)	Feb. 28, 2014	Mar. 27, 2013	Feb. 28, 2015	Mar. 31, 2008	Jan. 21, 2011	Feb. 28, 2013
Senior Notes [Member] \| Unsecured Senior Notes Due March 2012 through March 2018 [Member]
Debt Instrument [Line Items]
Covenant, net worth minimum	$ 116,900,000
Covenant, minimum retention of future income	50.00%
Covenant, minimum fixed charge coverage ratio	2.0
Debt instrument, face amount				100,000,000
Debt instrument, stated percentage				6.24%
Covenant, minimum ratio of indebtedness to EBIDTA	3.25
Covenant, maximum percentage of priority indebtedness	10.00%
Senior Notes [Member] \| Unsecured Senior Notes Due January 2021 [Member]
Debt Instrument [Line Items]
Covenant, net worth minimum	116,900,000
Covenant, minimum retention of future income	50.00%
Covenant, minimum fixed charge coverage ratio	2.0
Debt instrument, face amount					125,000,000
Debt instrument, stated percentage					5.42%
Covenant, minimum ratio of indebtedness to EBIDTA	3.25
Covenant, maximum percentage of priority indebtedness	10.00%
Revolving Credit Facility [Member] \| Bank of America [Member] \| Line of Credit [Member]
Debt Instrument [Line Items]
Covenant, net worth minimum		230,000,000
Covenant, minimum retention of future income		50.00%
Covenant, maximum leverage ratio		3.25
Covenant, minimum fixed charge coverage ratio		1.75
Covenant, maximum capital expenditures		60,000,000
Capital expenditure covenant		50,000,000
Amount outstanding on line of credit	90,080,000					0
Letters of credit outstanding	13,000,000
Remaining borrowing capacity on line of credit	122,000,000
Revolving Credit Facility [Member] \| Bank Of America And Other Lenders [Member] \| Line of Credit [Member]
Debt Instrument [Line Items]
Maximum borrowing capacity		225,000,000
Revolving Credit Facility [Member] \| Bank Of America And Other Lenders [Member] \| Line of Credit [Member] \| Maximum [Member]
Debt Instrument [Line Items]
Variable rate description		Eurodollar
Revolving Credit Facility [Member] \| Bank Of America And Other Lenders [Member] \| Line of Credit [Member] \| Eurodollar [Member] \| Minimum [Member]
Debt Instrument [Line Items]
Basis spread			1.00%
Commitment fees		0.20%
Revolving Credit Facility [Member] \| Bank Of America And Other Lenders [Member] \| Line of Credit [Member] \| Eurodollar [Member] \| Maximum [Member]
Debt Instrument [Line Items]
Basis spread			2.00%
Commitment fees		0.30%
Line of Credit [Member] \| Bank Of America And Other Lenders [Member] \| Line of Credit [Member]
Debt Instrument [Line Items]
Maximum borrowing capacity		75,000,000
Accordion feature		$ 75,000,000