XML 38 R28.htm IDEA: XBRL DOCUMENT v3.22.2.2

Available-for-sale securities (Tables)

6 Months Ended

Jul. 31, 2022

Investments [Abstract]

Summary of Investments

The following table summarizes the values of the Company’s available-for-sale securities:

			July 31, 2022																		January 30, 2022
(in thousands)			Fair Value						Amortized Cost						Gross Unrealized Gain/(Loss)						Fair Value						Amortized Cost						Gross Unrealized Gain/(Loss)
Convertible debt			$	13,403					$	14,983					$	(1,580)					$	12,872					$	14,401					$	(1,529)
Total available-for-sale securities			$	13,403					$	14,983					$	(1,580)					$	12,872					$	14,401					$	(1,529)

Schedule of Investments, Classified by Maturity Period

The following table summarizes the maturities of the Company’s available-for-sale securities:

			July 31, 2022
(in thousands)			Fair Value						Amortized Cost
Within 1 year			$	11,766					$	12,593
After 1 year through 5 years			1,637						2,390
Total available-for-sale securities			$	13,403					$	14,983

X

- References

No definition available.

+ Details

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

X

- Definition

Tabular disclosure of maturities of an entity's investments as well as any other information pertinent to the investments.

+ References

No definition available.

+ Details

Name:	us-gaap_InvestmentsClassifiedByContractualMaturityDateTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the reconciliation of available-for-sale securities from cost basis to fair value.

+ References

No definition available.

+ Details

Name:	us-gaap_ScheduleOfAvailableForSaleSecuritiesReconciliationTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration