Income Taxes - Schedule of Components of Income Tax Expense (Benefit) (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Jun. 30, 2020	Mar. 31, 2020	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2018
Current:
Federal									$ 80	$ 755	$ 291
State									748	690	324
Total current expense (benefit)									828	1,445	615
Deferred:
Federal									5,184	5,404	7,909
State									12	267	625
Adjustment due to the Tax Act									0	(325)	17,587
Total deferred expense									5,196	5,346	26,121
Total income tax expense	$ 964	$ 188	$ 2,476	$ 2,396	$ 2,107	$ 185	$ 2,287	$ 2,212	$ 6,024	$ 6,791	$ 26,736