Income Taxes (Details Textual) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020	Dec. 31, 2020
Note To Financial Statement Details Textual
Income tax benefit	$ (12,740)	$ (8,736)	$ (12,944)	$ (2,237)
Effective Income Tax Rate Reconciliation, Percent, Total	19.80%	59.70%	19.80%	(3.90%)
Deferred Tax Assets, Valuation Allowance, Total	$ 22,800		$ 22,800		$ 22,400
Income taxes receivable	0		0		$ 0
Proceeds from Income Tax Refunds	$ 0	$ 1,900	$ 0	$ 1,900
Open Tax Year			2017 2018 2019 2020