Income Taxes - Quarter (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2017	Jun. 30, 2020
Reconciliation of federal statutory rate to effective rate
Income tax benefit	$ (58,076)	$ (5,308)	$ (66,056)	$ (3,521)
Effective income tax rate (as a percent)	25.20%	2369.60%	27.00%	33.20%
Federal income tax at statutory rate (as a percent)					35.00%
Unrecognized tax benefits	$ 4,400		$ 4,400			$ 4,600
Unrecognized tax benefits that would impact rate	4,400		4,400			4,500
Unrecognized tax benefits cumulative interest and penalties recorded	$ 0		$ 0			$ 0