XML 90 R76.htm IDEA: XBRL DOCUMENT v3.22.4

Share Capital - Common Shares Outstanding (Details) - shares	12 Months Ended
	Jan. 31, 2023	Jan. 31, 2022	Jan. 31, 2021
Balance, beginning of year (in shares)	84,756,210	84,494,000	84,156,000
Stock options and share units exercised (in shares)	64,000	262,000	338,000
Balance, end of year (in shares)	84,820,100	84,756,210	84,494,000

X

- Definition

Represents the number of shares issued from the exercise of stock options and share units.

+ References

No definition available.

+ Details

Name:	dsgx_StockIssuedDuringPeriodSharesOptionsAndShareUnitsExercised
Namespace Prefix:	dsgx_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 2
-URI https://asc.fasb.org/extlink&oid=126973232&loc=d3e21463-112644

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(29))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

Name:	us-gaap_CommonStockSharesOutstanding
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant