Note 9 - Debt and Finance Leases (Details Textual)									1 Months Ended		12 Months Ended
		May 24, 2019 USD ($)	May 20, 2019 USD ($) $ / shares shares	Apr. 12, 2019 USD ($)	Apr. 09, 2019 d	Nov. 15, 2016 USD ($)	Nov. 14, 2016	Sep. 03, 2013 USD ($)	Jan. 31, 2019 USD ($)	Mar. 31, 2018 Subsidiary	Dec. 31, 2019 USD ($) d $ / shares shares	Dec. 31, 2018 USD ($) $ / shares shares	Jan. 27, 2020 USD ($)	Jan. 26, 2020 USD ($)
Debt And Capital Leases [Line Items]
Common stock, par value | $ / shares			$ 0.01								$ 0.01	$ 0.01
Fair value of derivative liability											$ 52,000,000
Stock outstanding percentage											11.47%
Percentage of Stock of Material Domestic Subsidiaries Securing Credit Agreement								100.00%
Percentage of Stock of Material First Tier Foreign Subsidiaries Securing Credit Agreement								65.00%
Term Collateral, Carrying Value											$ 1,302,000,000	$ 1,310,000,000
ABL Collateral, Carrying Value											1,302,000,000	1,310,000,000
Number of subsidiaries designated as unrestricted subsidiaries | Subsidiary										5
Total sales	[1]										$ 1,242,000,000	$ 1,320,000,000
Percentage of aggregate sales of unrestricted subsidiaries to consolidated sales of entity											1.00%	1.00%
Aggregate assets of designated subsidiaries											$ 1,415,000,000	$ 1,510,000,000
Percentage of aggregate assets of unrestricted subsidiaries to consolidated assets of entity											1.00%	1.00%
Unrestricted Subsidiaries [Member]
Debt And Capital Leases [Line Items]
Total sales											$ 12,000,000	$ 12,000,000
Aggregate assets of designated subsidiaries											20,000,000	21,000,000
ABL Credit Agreement [Member]
Debt And Capital Leases [Line Items]
Line of credit facility, maximum borrowing capacity											150,000,000
Long-term line of credit											80,000,000	85,000,000
Excess availability amount											$ 22,000,000	19,000,000
Fixed charged coverage ratio required											1.00
Excess availability below which the fixed charge coverage ratio is triggered											12.50%
Lender commitments, threshold trigger, excess availability amount											$ 18,750,000	$ 18,750,000
Excess availability percentage of lender commitments threshold triggering cash dominion control											12.50%	12.50%
ABL Credit Agreement [Member] | Minimum [Member]
Debt And Capital Leases [Line Items]
Proforma fixed charge coverage ratio											1.0
ABL Credit Agreement [Member] | Minimum [Member] | Pro Forma [Member]
Debt And Capital Leases [Line Items]
Excess availability amount											$ 30,000,000
ABL Credit Agreement [Member] | Maximum [Member]
Debt And Capital Leases [Line Items]
Percentage of aggregate consolidated sales to qualify Restricted Subsidiaries to be designated as Unrestricted Subsidiaries											7.50%
Percentage of aggregate consolidated assets to qualify Restricted Subsidiaries to be designated as Unrestricted Subsidiaries											7.50%
ABL Credit Agreement [Member] | Subsequent Event [Member]
Debt And Capital Leases [Line Items]
Line of credit facility, maximum borrowing capacity													$ 120,000,000	$ 150,000,000
Lender commitments, threshold trigger, excess availability amount													$ 15,000,000	$ 18,750,000
ABL Credit Agreement [Member] | Restricted Cash [Member]
Debt And Capital Leases [Line Items]
Eligible cash											$ 22,000,000	$ 3,000,000
Amended Credit Facility [Member]
Debt And Capital Leases [Line Items]
Excess availability, calculation, percentage of eligible receivables less a dilution reserve											85.00%
Excess availability, calculation, percentage of net orderly liquidation value											85.00%
Excess availability, calculation, percentage of eligible inventory											75.00%
Excess availability, net orderly liquidation equipment amount											$ 7,000,000
Excess availability, calculation, percentage of eligible equipment											75.00%
Decrease in excess availability net orderly liquidation equipment amount											$ 1,000,000
Amended Credit Facility [Member] | Minimum [Member] | London Interbank Offered Rate (LIBOR) [Member]
Debt And Capital Leases [Line Items]
Debt instrument, basis spread on variable rate											2.25%
Amended Credit Facility [Member] | Minimum [Member] | Base Rate [Member]
Debt And Capital Leases [Line Items]
Debt instrument, basis spread on variable rate											1.25%
Amended Credit Facility [Member] | Maximum [Member] | London Interbank Offered Rate (LIBOR) [Member]
Debt And Capital Leases [Line Items]
Debt instrument, basis spread on variable rate											2.75%
Amended Credit Facility [Member] | Maximum [Member] | Base Rate [Member]
Debt And Capital Leases [Line Items]
Debt instrument, basis spread on variable rate											1.75%
Common Stock [Member]
Debt And Capital Leases [Line Items]
Secured convertible notes											$ 1,000
Conversion of notes, shares issued											314.9785
Conversion of notes, price per share | $ / shares											$ 3.17482
Conversion of notes, convertible percentage in excess of premium											10.00%
Debt instrument convertible trading days | d					5						45
Debt instrument, convertible, threshold percentage of stock price trigger											150.00%
Debt Instrument convertible consecutive trading days | d											60
Conversion of notes, description											If the closing price of the Common Stock equals or exceeds 150% of the then-effective Conversion Price for 45 trading days within any period of 60 consecutive trading days, with the last trading day of such 60 day period ending on the trading day immediately preceding the business day on which the Company issues a press release announcing the mandatory conversion, the Company may elect to convert all outstanding Convertible Notes into shares of Common Stock at the Conversion Rate then in effect.
Holder fundamental transaction election period											30 days
Common Stock [Member] | Beneficial Owner [Member]
Debt And Capital Leases [Line Items]
Shares outstanding | shares			4,960,000
5.50% Series A Convertible Preferred Stock [Member]
Debt And Capital Leases [Line Items]
Preferred stock, dividend rate, percentage			5.50%
Series A Preferred Stock [Member]
Debt And Capital Leases [Line Items]
Preferred stock, dividend rate, percentage							5.50%
Net proceeds received to derivative liability						$ 43,000,000
Transaction costs						$ 2,000,000
Preferred stock outstanding | shares											2,000,000	2,000,000
Assumed stock outstanding percentage after conversion of debt											26.58%
Series A Preferred Stock [Member] | Common Stock [Member]
Debt And Capital Leases [Line Items]
Voting power percentage after conversion of debt											30.06%
Term Credit Agreement [Member]
Debt And Capital Leases [Line Items]
Secured convertible notes								$ 420,000,000
Prepayment of principal amount		$ 83,000,000		$ 312,000,000
Convertible Notes [Member]
Debt And Capital Leases [Line Items]
Debt instrument, maturity date, description											The maturity date of the Convertible Notes is initially November 1, 2021. The Company has the option to extend the maturity of the Convertible Notes by up to three years in the event that the Series A Preferred Stock is refinanced with debt or equity or the mandatory redemption date of the Series A Preferred Stock is extended. If the Convertible Notes maturity date is extended, the new maturity date must be no later than 30 days before the maturity date of any new debt or the extended mandatory redemption date of the Series A Preferred Stock.
Debt instrument, maturity date											Nov. 01, 2021
Net proceeds received to derivative liability											$ 14,000,000
Carrying value of stock at issuance			$ 84,000,000
Proceeds from borrowings		$ 100,000,000
Fair value of derivative liability			14,000,000
Transaction costs			2,000,000
Assumed stock outstanding percentage after conversion of debt											42.14%
Convertible Notes [Member] | Common Stock [Member]
Debt And Capital Leases [Line Items]
Conversion of notes, shares issuable upon conversion of debt | shares											31,497,850
Convertible Notes [Member] | Series A Preferred Stock [Member]
Debt And Capital Leases [Line Items]
Voting power percentage after conversion of debt											55.60%
Convertible Notes [Member] | Series A Preferred Stock [Member] | Beneficial Owner [Member]
Debt And Capital Leases [Line Items]
Assumed stock outstanding percentage after conversion of debt											48.78%
RED-Rochester, LLC [Member]
Debt And Capital Leases [Line Items]
Payment received under the agreement									$ 14,000,000
Minimum payments required under the agreement									2,000,000
Debt amount under the agreement									$ 14,000,000
Debt Instrument Maturity Month and Year											2033-08
5.00% Secured Convertible Notes Due 2021 [Member]
Debt And Capital Leases [Line Items]
Secured convertible notes			$ 100,000,000
Secured convertible notes, interest rate			5.00%
Secured convertible notes, due			2021
Term Credit Agreement [Member]
Debt And Capital Leases [Line Items]
Debt instrument, basis spread on variable rate											6.25%
LIBOR Floor Percentage											1.00%
Alternate Base Rate											5.25%

[1] Sales are reported in the geographic area in which they originate. No non-U.S. country generated more than 10% of net sales in the year ended December 31, 2019.