Leases - Lease Maturity (Details) $ in Thousands	Aug. 31, 2025 USD ($)
Lessee, Operating Lease, Liability, to be Paid, Fiscal Year Maturity [Abstract]
2026	$ 3,707
2027	6,220
2028	4,230
2029	3,522
2030	1,507
2031	689
Thereafter	431
Lessee, Operating Lease, Liability, to be Paid, Total	20,306
Lessee, Operating Lease, Liability, Undiscounted Excess Amount	(1,774)
Operating Lease, Liability	18,532
Finance Lease, Liability, to be Paid, Fiscal Year Maturity [Abstract]
2026	1,646
2027	3,270
2028	3,173
2029	2,964
2030	2,298
2031	337
Thereafter	3
Finance Lease, Liability, to be Paid, Total	13,691
Finance Lease, Liability, Undiscounted Excess Amount	(1,777)
Finance Lease, Liability	11,914
2026	5,353
2027	9,490
2028	7,403
2029	6,486
2030	3,805
2031	1,026
Thereafter	434
Lessee, Operating Lease, Liability And Finance Lease, Liability, Payments, Due	33,997
Lessee, Operating Lease, Liability And Finance Lease, Liability, Undiscounted Excess Amount	(3,551)
Lessee, Operating Lease, Liability And Finance Lease, Liability	$ 30,446

Finance Lease, Liability, to be Paid, Thereafter

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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

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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.

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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.

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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.

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- Definition

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

+ References

No definition available.

+ Details

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- References

No definition available.

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Namespace Prefix:	us-gaap_
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Balance Type:	na
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- 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

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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 for finance lease.

+ References

+ Details

Name:	us-gaap_FinanceLeaseLiabilityPaymentsDue
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 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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- 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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- 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

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Balance Type:	credit
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- 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

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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_
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Balance Type:	credit
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- Definition

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

+ References

+ Details

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- Definition

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

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+ Details

Name:	us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue
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Balance Type:	credit
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- 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

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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

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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

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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

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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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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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- References

No definition available.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
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- 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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