Note 5 - Debt - Summary of Debt (Details) - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Other debt	$ 101,427	$ 97,323
Less current portion	100,820	96,847
Long-term debt	606	476
Related Party July 2014 Note Payable to Little Harbor, LLC, [Member]
Long-term debt, net	3,267	3,267
Related Party Debt July 2016 Note Payable to Little Harbor LLC [Member]
Long-term debt, net	4,770	4,770
Related-Party Debt January 2016 Note Payable to Great Harbor Hospital, LLC [Member]
Long-term debt, net	2,500	2,500
Related-Party Debt March 2016 Note Payable to Great Harbor Capital, LLC [Member]
Long-term debt, net	7,000	7,000
Related-Party Debt December 2016 Note Payable to Great Harbor Hospital, LLC [Member]
Long-term debt, net	2,500	2,500
Related Party August 2017 Note Payable to Great Harbor LLC [Member]
Long-term debt, net	3,000	3,000
Related Party February 2018 Note Payable to Great Harbor LLC [Member]
Long-term debt, net	2,000	2,000
Related Party July 2018 Note Payable To Great Harbor LLC [Member]
Long-term debt, net	4,920	4,799
Related Party November 2018 Note Payable To Great Harbor LLC [Member]
Long-term debt, net	3,902	3,756
Related Party February 2020 Note Payable To Great Harbor LLC [Member]
Long-term debt, net	2,500	2,500
Related-Party Debt January 2016 Note payable to Golisano Holdings LLC [Member]
Long-term debt, net	2,500	2,500
Related-Party Debt March 2016 note payable to Golisano Holdings LLC [Member]
Long-term debt, net	7,000	7,000
Related Part Debt July 2016 Note Payable To Golisano Holdings LLC [Member]
Long-term debt, net	4,770	4,770
Related Part Debt December 2016 Note Payable To Golisano Holdings LLC [Member]
Long-term debt, net	2,500	2,500
Related-party Debt March 2017 Note payable to Golisano Holdings LLC [Member]
Long-term debt, net	3,267	3,267
Related Party February 2018 Note Payable to Golisano Holdings LLC [Member]
Long-term debt, net	2,000	2,000
Related Party February 2020 Note Payable to Golisano Holdings LLC [Member]
Long-term debt, net	2,500	2,500
Related Party Debt November 2014 Note Payable to Golisano Holdings LLC (Formerly Penta Mezzanine SBIC Fund I, L.P.) [Member]
Long-term debt, net	7,960	7,900
Related-Party Debt January 2015 Note Payable to Golisano Holdings LLC (Formerly Payable to JL-BBNC Mezz Utah, LLC) [Member]
Long-term debt, net	4,934	4,836
February 2015 Note Payable to Golisano Holdings LLC (Formerly Payable to Penta Mezzanine SBIC Fund I, L.P.) [Member]
Long-term debt, net	1,996	1,991
Term Loan [Member]
Long-term debt, net	15,000	15,000
Related Party Debt [Member]
Long-term debt, net	90,786	90,356
Senior Credit Facility With Midcap [Member]
Long-term debt, net	7,623	5,293
May 2020 Note Payable to Fifth Third Bank, N.A. [Member]
Long-term debt, net	1,674	1,674
February 2021 Note Payable to Fifth Third Bank, N.A. [Member]
Long-term debt, net	1,344	0
Debt Other Than Related Party Debt and Credit Facility [Member]
Other debt	$ 3,018	$ 1,674