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Earnings Per Share ("EPS") (Details Textual) - $ / shares	3 Months Ended		9 Months Ended
	Jan. 28, 2023	Jan. 29, 2022	Jan. 28, 2023	Jan. 29, 2022
Earnings Per Share [Abstract]
Antidilutive securities excluded from computation of earnings per share (in shares)	2,102,000	2,216,000	2,089,000	1,857,000
Antidilutive securities excluded from computation of earnings per share, weighted average exercise price (in usd per share)	$ 7.13	$ 8.17	$ 7.59	$ 9.26

X

- Definition

The weighted average exercise price of antidilutive securities.

+ References

No definition available.

+ Details

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Namespace Prefix:	dakt_
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- Definition

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI https://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257

+ Details

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Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
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