The cap number of shares converted in a noncash (or part noncash) transaction.

No definition available.

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The per share liquidation preference (or restrictions) of nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) that has a preference in involuntary liquidation considerably in excess of the par or stated value of the shares per year.

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The preferred stock shares per depository shares.

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The cash inflow from the issuance of preferred stock net of stock issuance costs.

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The number of shares converted in a noncash (or part noncash) transaction. Noncash is defined as transactions during a period that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

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The number of new shares issued in the conversion of stock in a noncash (or part noncash) transaction. Noncash is defined as transactions during a period that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

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Number of shares issued for each share of convertible preferred stock that is converted.

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The number of shares issued in exchange for the original debt being converted in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or payments in the period.

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The per share amount of a dividend declared, but not paid, as of the financial reporting date.

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The percentage rate used to calculate dividend payments on preferred stock.

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Value of the difference between preference in liquidation and the par or stated values of the preferred shares.

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Face amount or stated value per share of preferred stock nonredeemable or redeemable solely at the option of the issuer.

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The price per share at which the preferred stock of an entity that has priority over common stock in the distribution of dividends and in the event of liquidation of the entity is redeemed or may be called at. The redemption features of this preferred stock are solely within the control of the issuer.

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The maximum number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) permitted to be issued by an entity's charter and bylaws.

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Total number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) issued to shareholders (includes related preferred shares that were issued, repurchased, and remain in the treasury). May be all or portion of the number of preferred shares authorized. Excludes preferred shares that are classified as debt.

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Aggregate share number for all nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) held by stockholders. Does not include preferred shares that have been repurchased.

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Number of new stock issued during the period.

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Note 9 - Common and Preferred Stock (Details Textual)					3 Months Ended	9 Months Ended		12 Months Ended
Note 9 - Common and Preferred Stock (Details Textual)	Jul. 02, 2021 USD ($) $ / shares	Jul. 01, 2021 USD ($) $ / shares shares	Jun. 29, 2021 $ / shares shares	Mar. 05, 2020 shares	Sep. 30, 2021 $ / shares shares	Sep. 30, 2021 $ / shares shares	Sep. 30, 2020	Dec. 31, 2020 $ / shares shares	Jul. 02, 2026 $ / shares
Preferred Stock, Shares Issued, Total (in shares)					3,156	3,156		7,531
Preferred Stock, Shares Outstanding, Ending Balance (in shares)					3,156	3,156		7,531
Preferred Stock, Dividend Rate, Percentage						8.857%	8.857%
Preferred Stock, Shares Authorized (in shares)					100,000	100,000		100,000
Preferred Stock, Par or Stated Value Per Share (in dollars per share) \| $ / shares					$ 0.01	$ 0.01		$ 0.01
Conversion of Series 1 Preferred Stock in to Common Stock [Member]
Conversion of Stock, Shares Converted (in shares)						6,844
Conversion of Stock, Shares Issued (in shares)						2,772,161
Preferred Class A [Member]
Convertible Preferred Stock, Shares Issued upon Conversion (in shares)				405.05
Series 1 Preferred Stock [Member]
Preferred Stock, Shares Issued, Total (in shares)					3,156	3,156
Preferred Stock, Shares Outstanding, Ending Balance (in shares)					3,156	3,156
Depository Shares [Member]
Stock Issued During Period, Shares, New Issues (in shares)			2,000,000
Preferred Stock, Shares Per Depository Share (in dollars per share) \| $ / shares			$ 0.001
Preferred Stock, Liquidation Preference Per Share (in dollars per share) \| $ / shares	$ 25.00	$ 25.00	$ 25.00
Preferred Stock, Liquidation Preference Per Share Per Year		2.21875
Dividends Payable, Amount Per Share (in dollars per share) \| $ / shares		$ 0.063
Depository Shares [Member] \| Forecast [Member]
Preferred Stock, Redemption Price Per Share (in dollars per share) \| $ / shares									$ 25.00
Depository Shares [Member] \| Upon Change of Control [Member]
Preferred Stock, Redemption Price Per Share (in dollars per share) \| $ / shares		$ 25.00
Depository Shares [Member] \| Sale Including Overallotment Option [Member]
Stock Issued During Period, Shares, New Issues (in shares)			2,000,000
Sale Including Overallotment Option [Member] \| Sale Including Overallotment Option [Member] \| Maximum [Member]
Stock Issued During Period, Shares, New Issues (in shares)			300,000
Series A Preferred Stock [Member]
Preferred Stock, Shares Issued, Total (in shares)					2,300	2,300		0
Preferred Stock, Shares Outstanding, Ending Balance (in shares)					2,300	2,300		0
Preferred Stock, Dividend Rate, Percentage	8.875%	8.875%	8.875%		8.875%	8.875%		8.875%
Proceeds From Issuance of Preferred Stock, Net of Issuance Costs \| $	$ 54,000,000
Preferred Stock, Shares Authorized (in shares)		7,500			7,500	7,500		0
Preferred Stock, Par or Stated Value Per Share (in dollars per share) \| $ / shares		$ 0.01			$ 0.01	$ 0.01		$ 0.01
Preferred Stock, Liquidation Preference, Value \| $		$ 25,000.00
Preferred Stock, Liquidation Preference Per Share (in dollars per share) \| $ / shares			$ 25,000.00
Preferred Stock, Liquidation Preference Per Share Per Year		2,218.75
Dividends Payable, Amount Per Share (in dollars per share) \| $ / shares		$ 630.00
Conversion of Stock, Shares Cap (in shares)		3,748.13
Series A Preferred Stock [Member] \| Forecast [Member]
Preferred Stock, Redemption Price Per Share (in dollars per share) \| $ / shares									$ 25,000.00
Series A Preferred Stock [Member] \| Upon Change of Control [Member]
Preferred Stock, Redemption Price Per Share (in dollars per share) \| $ / shares		$ 25,000.00
Conversion of Convertible Senior Notes 2020 into Preferred Stock [Member]
Debt Conversion, Converted Instrument, Shares Issued (in shares)				10,000