Note 19 - Reportable Segment Information - Reconciliation of Segment Gross (Loss) Profit to Consolidated Loss (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Range of reduction in gross profit from each project, net	$ 78,480	$ 98,232	$ 128,255	$ 151,944
Selling, general and administrative expenses	53,162	58,628	111,663	119,789
Other costs (see Note 7)	20,177	5,868	28,391	80,177
Gain on sales of property and equipment	(385)	(1,052)	(717)	(3,297)
Total other expense, net	5,930	933	10,570	5,578
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest, Total	$ (404)	$ 33,855	$ (21,652)	$ (50,303)