Leases - Lease Maturity (Details) $ in Thousands	May 31, 2025 USD ($)
Lessee, Operating Lease, Liability, to be Paid, Fiscal Year Maturity [Abstract]
2026	$ 5,206
2027	5,713
2028	3,766
2029	3,128
2030	1,207
2031	540
Thereafter	363
Lessee, Operating Lease, Liability, to be Paid, Total	19,923
Lessee, Operating Lease, Liability, Undiscounted Excess Amount	(1,712)
Operating Lease, Liability	18,211
Finance Lease, Liability, to be Paid, Fiscal Year Maturity [Abstract]
2026	2,051
2027	2,713
2028	2,618
2029	2,413
2030	1,741
2031	219
Thereafter	3
Finance Lease, Liability, to be Paid, Total	11,758
Finance Lease, Liability, Undiscounted Excess Amount	(1,597)
Finance Lease, Liability	10,161
2026	7,257
2027	8,426
2028	6,384
2029	5,541
2030	2,948
2031	759
Thereafter	366
Lessee, Operating Lease, Liability And Finance Lease, Liability, Payments, Due	31,681
Lessee, Operating Lease, Liability And Finance Lease, Liability, Undiscounted Excess Amount	(3,309)
Lessee, Operating Lease, Liability And Finance Lease, Liability	$ 28,372

Finance Lease, Liability, to be Paid, Thereafter

No definition available.

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- Definition

Finance Lease, Liability, to be Paid, Year Six

+ References

No definition available.

+ Details

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- Definition

Lessee, Operating Lease, Liability And Finance Lease, Liability

+ References

No definition available.

+ Details

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- Definition

Lessee, Operating Lease, Liability And Finance Lease, Liability, Payments, Due

+ References

No definition available.

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- Definition

Lessee, Operating Lease, Liability And Finance Lease, Liability, Payments, Due Next Twelve Months

+ References

No definition available.

+ Details

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- Definition

Lessee, Operating Lease, Liability And Finance Lease, Liability, Payments, Due Year Five

+ References

No definition available.

+ Details

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- Definition

Lessee, Operating Lease, Liability And Finance Lease, Liability, Payments, Due Year Four

+ References

No definition available.

+ Details

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- Definition

Lessee, Operating Lease, Liability And Finance Lease, Liability, Payments, Due Year Three

+ References

No definition available.

+ Details

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- Definition

Lessee, Operating Lease, Liability And Finance Lease, Liability, Payments, Due Year Two

+ References

No definition available.

+ Details

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- Definition

Lessee, Operating Lease, Liability And Finance Lease, Liability, Payments, Year Six

+ References

No definition available.

+ Details

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- Definition

Lessee, Operating Lease, Liability And Finance Lease, Liability, To Be Paid, Thereafter

+ References

No definition available.

+ Details

Name:	azz_LesseeOperatingLeaseLiabilityAndFinanceLeaseLiabilityToBePaidThereafter
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- Definition

Lessee, Operating Lease, Liability And Finance Lease, Liability, Undiscounted Excess Amount

+ References

No definition available.

+ Details

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- Definition

Lessee, Operating Lease, Liability, to be Paid, Thereafter

+ References

No definition available.

+ Details

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- Definition

Lessee, Operating Lease, Liability, to be Paid, Year Six

+ References

No definition available.

+ Details

Name:	azz_LesseeOperatingLeaseLiabilityToBePaidYearSix
Namespace Prefix:	azz_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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- References

No definition available.

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

- Definition

Present value of lessee's discounted obligation for lease payments from finance lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 6
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478964/842-20-50-6

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479041/842-20-45-1

+ Details

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

- Definition

Amount of lessee's undiscounted obligation for lease payments for finance lease.

+ References

+ Details

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

- Definition

Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

+ Details

Name:	us-gaap_FinanceLeaseLiabilityPaymentsDueNextTwelveMonths
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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- Definition

Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

+ Details

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Namespace Prefix:	us-gaap_
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Balance Type:	credit
Period Type:	instant

- Definition

Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

+ Details

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

- Definition

Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

+ Details

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

- Definition

Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

+ Details

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

- Definition

Amount of lessee's undiscounted obligation for lease payments in excess of discounted obligation for lease payments for finance lease.

+ References

+ Details

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

- Definition

Amount of lessee's undiscounted obligation for lease payment for operating lease.

+ References

+ Details

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

- Definition

Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

+ Details

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Namespace Prefix:	us-gaap_
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- Definition

Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

+ Details

Name:	us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive
Namespace Prefix:	us-gaap_
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- Definition

Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

+ Details

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- Definition

Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

+ Details

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

- Definition

Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

+ Details

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

- Definition

Amount of lessee's undiscounted obligation for lease payments in excess of discounted obligation for lease payments for operating lease.

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
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- References

No definition available.

+ Details

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

- Definition

Present value of lessee's discounted obligation for lease payments from operating lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479041/842-20-45-1

+ Details

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Namespace Prefix:	us-gaap_
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Balance Type:	credit
Period Type:	instant