Note 16 - Derivative Liability Key Inputs in Determination of Fair Value for Embedded Conversion Features (Details) - Fair Value, Inputs, Level 3 [Member] $ / shares in Units, $ in Millions	Mar. 31, 2022 USD ($) $ / shares	Dec. 31, 2021 USD ($) $ / shares
Series C Preferred Stock [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Total value of embedded derivative liability | $	$ 1	$ 2
Kodak's closing stock price | $ / shares	$ 6.55	$ 4.68
Expected stock price volatility [Member] | Series C Preferred Stock [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Alternate measurement input percentage	45.00	36.00
Risk Free Rate [Member] | Series C Preferred Stock [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Alternate measurement input percentage	2.43	1.17
Implied Credit Spread [Member] | Series C Preferred Stock [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Alternate measurement input percentage	23.10	21.39
2021 Convertible Notes [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Total value of embedded derivative liability | $	$ 8	$ 4
Kodak's closing stock price | $ / shares	$ 6.55	$ 4.68
2021 Convertible Notes [Member] | Expected stock price volatility [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Alternate measurement input percentage	45.00	36.00
2021 Convertible Notes [Member] | Risk Free Rate [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Alternate measurement input percentage	2.43	1.17
2021 Convertible Notes [Member] | Implied Credit Spread [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Alternate measurement input percentage	20.60	18.89
Series B Preferred Stock [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Total value of embedded derivative liability | $	$ 1	$ 1
Kodak's closing stock price | $ / shares	$ 6.55	$ 4.68
Series B Preferred Stock [Member] | Expected stock price volatility [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Alternate measurement input percentage	45.00	36.00
Series B Preferred Stock [Member] | Risk Free Rate [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Alternate measurement input percentage	2.43	1.17
Series B Preferred Stock [Member] | Implied Credit Spread [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Alternate measurement input percentage	21.10	19.39