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v3.25.2

Note 1 - Significant Accounting Policies - Accruals For Sales and Marketing (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Mar. 31, 2025 | Mar. 31, 2024
Balance | $ 153 | $ 102
additions | 864 | 435
usages | (805) | (364)
adjustments | (38) | (20)
Balance | $ 174 | $ 153

X
- Definition Amount of reserve allowance for sales and marketing. + References No definition available. + Details
Name: | msn_SalesAndMarketingReserveAllowance
Namespace Prefix: | msn_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of additions to sales and marketing reserve allowance. + References No definition available. + Details
Name: | msn_SalesAndMarketingReserveAllowanceAdditions
Namespace Prefix: | msn_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of adjustments to sales and marketing reserve allowance during the period. + References No definition available. + Details
Name: | msn_SalesAndMarketingReserveAllowanceAdjustments
Namespace Prefix: | msn_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of usage of sales and marketing reserve allowance during the period. + References No definition available. + Details
Name: | msn_SalesAndMarketingReserveAllowanceUsage
Namespace Prefix: | msn_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration