Note 21 - Derivative Liability (Asset) Key Inputs in Determination of Fair Value of Optional and Mandatory Conversion (Details) - Fair Value, Inputs, Level 3 [Member] - USD ($) $ / shares in Units, $ in Millions	3 Months Ended	12 Months Ended
	Mar. 31, 2018	Dec. 31, 2017
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Total value of embedded derivative liability (asset)	$ 9	$ (4)
Kodak's closing stock price	$ 5.35	$ 3.10
Expected stock price volatility	88.37%	58.22%
Risk free rate	2.44%	2.08%
Yield on the preferred stock	17.21%	22.31%