CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Preferred Shares	Retained Earnings	Unearned ESOP Shares	Accumulated Other Comprehensive Income (Loss)
Beginning Balance (in shares) at Jun. 30, 2018		16,951,659		14,700
Beginning Balance at Jun. 30, 2018	$ 229,055	$ 16,952	$ 55,965	$ 15	$ 220,307	$ (2,145)	$ (62,039)
Net loss	(73,595)
Unrealized losses on cash flow hedges, net of reclassifications to earnings	(1)						(1)
Change in pension and retiree benefit obligations, net of tax	(1,612)						(1,612)
ESOP compensation expense, including reclassifications (in shares)		37,571
ESOP compensation expense, including reclassifications	2,546	$ 37	364			2,145
Share-based compensation (in shares)		18,298
Share based compensation	1,129	$ 18	1,111
Stock option exercises (in shares)		34,604
Stock option exercises	507	$ 35	472
Cumulative preferred dividends, undeclared and unpaid	(535)				(535)
Ending Balance (in shares) at Jun. 30, 2019		17,042,132		14,700
Ending Balance at Jun. 30, 2019	157,494	$ 17,042	57,912	$ 15	146,177	0	(63,652)
Net loss	(37,087)
Unrealized losses on cash flow hedges, net of reclassifications to earnings	1,345						1,345
Change in pension and retiree benefit obligations, net of tax	(13,722)						(13,722)
ESOP compensation expense, including reclassifications (in shares)		266,429
ESOP compensation expense, including reclassifications	2,985	$ 266	2,719
Share based compensation	1,323		1,323
Stock option exercises (in shares)		39,213
Stock option exercises	129	$ 40	89
Cumulative preferred dividends, undeclared and unpaid	(554)				(554)
Ending Balance (in shares) at Jun. 30, 2020		17,347,774		14,700
Ending Balance at Jun. 30, 2020	111,913	$ 17,348	62,043	$ 15	108,536	0	(76,029)
Net loss	(41,651)
Unrealized losses on cash flow hedges, net of reclassifications to earnings	11,406						11,406
Change in pension and retiree benefit obligations, net of tax	19,294						19,294
ESOP compensation expense, including reclassifications (in shares)		398,771
ESOP compensation expense, including reclassifications	2,203	$ 398	1,805			0
Share based compensation	2,368		2,368
Stock option exercises (in shares)		106,248
Stock option exercises	0	$ 107	(107)
Cumulative preferred dividends, undeclared and unpaid	(574)				(574)
Ending Balance (in shares) at Jun. 30, 2021		17,852,793		14,700
Ending Balance at Jun. 30, 2021	$ 104,959	$ 17,853	$ 66,109	$ 15	$ 66,311	$ 0	$ (45,329)