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Note 13 - Income Tax - Open Tax Years by Major Tax Jurisdiction (Details) | 12 Months Ended
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Dec. 31, 2023
Domestic Tax Authority [Member] | Internal Revenue Service (IRS) [Member] |
Open tax year | 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023
State and Local Jurisdiction [Member] |
Open tax year | 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023
Foreign Tax Authority [Member] | Ministry of Finance, India [Member] |
Open tax year | 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023
Foreign Tax Authority [Member] | Mauritius Revenue Authority [Member] |
Open tax year | 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023

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- Definition Tax year that remains open to examination under enacted tax laws, in YYYY format. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 15 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482685/740-10-50-15 + Details
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