Quarterly report pursuant to Section 13 or 15(d)

Income Taxes (Narrative) (Details)

v3.21.2
Income Taxes (Narrative) (Details) - USD ($)
3 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Income Taxes [Abstract]    
Income tax expense $ 0 $ 0
Effective income tax rate 0.00% 0.00%