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v3.20.2

Note 14 - Commitments and Contingencies (Details Textual) - USD ($) $ in Millions | Sep. 30, 2020 | Mar. 31, 2020
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Preconfirmation, Restricted Cash and Cash Equivalents, Current | $ 5.8 | $ 0.5

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- Definition Amount of current restricted cash and cash equivalents at the balance sheet date before fresh-start adjustments. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 852 -SubTopic 10 -Section 55 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=84165509&loc=d3e56426-112766 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 852 -SubTopic 10 -Section 50 -Paragraph 7 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=120604989&loc=SL2890621-112765 + Details
Name: | us-gaap_PreconfirmationRestrictedCashAndCashEquivalentsCurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant