General form of registration statement for all companies including face-amount certificate companies

Income taxes - Effective income tax rate reconciliation (FY) (Details)

v3.21.1
Income taxes - Effective income tax rate reconciliation (FY) (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Dec. 31, 2020
Dec. 31, 2019
Effective Income Tax Rate Reconciliation, Amount [Abstract]        
Statutory U.S. Federal income tax     $ (12,482) $ (38,760)
State income taxes, net     (1,720) (818)
LLC income not taxed     0 2,376
Loss on acquisitions     0 29,051
Change in valuation allowance     8,811 7,892
Warrant valuation     4,763 19
Tax effect of non-deductible warrant expense     2,000 0
Return to provision adjustment     (1,571) 0
Other     199 240
Total provision $ 0 $ 0 $ 0 $ 0
Effective Income Tax Rate Reconciliation, Percent [Abstract]        
Statutory U.S. Federal income tax     21.00% 21.00%
State income taxes, net     2.90% 0.40%
LLC income not taxed     0.00% (1.30%)
Loss on acquisitions     0.00% (15.70%)
Change in valuation allowance     (14.80%) (4.30%)
Warrant valuation     (8.00%) 0.00%
Tax effect of non-deductible warrant expense     (3.40%) 0.00%
Return to provision adjustment     2.60% 0.00%
Other     (0.30%) 0.10%
Total provision 0.00% 0.00% 0.00% 0.00%