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Note 3 - Chapter 11 Proceedings and Emergence (Details Textual) - USD ($) $ / shares in Units, $ in Millions | Aug. 27, 2020 | Aug. 26, 2020 | Sep. 19, 2019 | Dec. 20, 2018
--- | --- | --- | --- | ---
Accounts Receivable Facility [Member] |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity | $ 75 | $ 90 | $ 90 | $ 75
Exit Facility [Member] |  |  |  |
LIBOR Floor | 1.00% |  |  |
Exit Facility [Member] | London Interbank Offered Rate (LIBOR) [Member] |  |  |  |
Debt Instrument, Basis Spread on Variable Rate | 7.50% |  |  |
Tranche A Warrants Issued for Second Lien Obligations [Member] |  |  |  |
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) | $ 262.34 |  |  |
Tranche B Warrants Issued for Second Lien Obligations [Member] |  |  |  |
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) | $ 274.84 |  |  |
Class A Ordinary Shares Issued for First Lien Obligations [Member] |  |  |  |
Debt Conversion, Converted Instrument, Shares Issued (in shares) | 3,840,000 |  |  |
Class B Ordinary Shares Issued for Second Lien Obligations [Member] |  |  |  |
Debt Conversion, Converted Instrument, Shares Issued (in shares) | 160,000 |  |  |
Tranche A Warrants Issued for Second Lien Obligations [Member] |  |  |  |
Debt Conversion, Converted Instrument, Warrants or Options Issued (in shares) | 235,294 |  |  |
Tranche B Warrants Issued for Second Lien Obligations [Member] |  |  |  |
Debt Conversion, Converted Instrument, Warrants or Options Issued (in shares) | 470,588 |  |  |

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