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Note 5 - Estimated Liquidation and Operating Costs Net of Estimated Receipts (Details Textual) | Mar. 31, 2025 USD ($)
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Liquidation Basis of Accounting, Costs and Incomes, Through Sale of Assets | $ 10,455,050
Liquidation Basis of Accounting, Selling Costs and Retention Bonuses | $ 6,000,000

X
- Definition Represents the costs and income through sale of assets in liquidation. + References No definition available. + Details
Name: | gyro_LiquidationBasisOfAccountingCostsAndIncomesThroughSaleOfAssets
Namespace Prefix: | gyro_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The amount of selling costs and retention bonuses included in the costs and income through the sale of assets in liquidation. + References No definition available. + Details
Name: | gyro_LiquidationBasisOfAccountingSellingCostsAndRetentionBonuses
Namespace Prefix: | gyro_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant