CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($)	Total	Preferred Shares	Common Stock	Additional Paid-in Capital	Retained Earnings	Accumulated Other Comprehensive Income (Loss)
Beginning Balance (in shares) at Jun. 30, 2020		14,700,000	17,347,774,000
Beginning Balance at Jun. 30, 2020	$ 111,913,000	$ 15,000	$ 17,348,000	$ 62,043,000	$ 108,536,000	$ (76,029,000)
Net income (loss)	(6,270,000)				(6,270,000)
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax, Parent	4,271,000					4,271,000
Change In Funded Status Of Benefit Obligations, Net Of Tax	(7,289,000)					(7,289,000)
ESOP compensation expense, including reclassifications (in shares)			76,671,000
ESOP compensation expense, including reclassifications	400,000		$ 77,000	323,000
Share based compensation	745,000			745,000
Stock option exercises (in shares)			7,370,000
Stock option exercises	0		$ 7,000	(7,000)
Cumulative preferred dividends, undeclared and unpaid	(142,000)				(142,000)
Ending Balance (in shares) at Sep. 30, 2020		14,700,000	17,431,815,000
Ending Balance at Sep. 30, 2020	103,628,000	$ 15,000	$ 17,432,000	63,104,000	102,124,000	(79,047,000)
Beginning Balance (in shares) at Jun. 30, 2020		14,700,000	17,347,774,000
Beginning Balance at Jun. 30, 2020	111,913,000	$ 15,000	$ 17,348,000	62,043,000	108,536,000	(76,029,000)
Net income (loss)	(37,680,000)
Ending Balance (in shares) at Mar. 31, 2021		14,700,000	17,771,241,000
Ending Balance at Mar. 31, 2021	81,989,000	$ 15,000	$ 17,771,000	65,170,000	70,428,000	(71,395,000)
Beginning Balance (in shares) at Sep. 30, 2020		14,700,000	17,431,815,000
Beginning Balance at Sep. 30, 2020	103,628,000	$ 15,000	$ 17,432,000	63,104,000	102,124,000	(79,047,000)
Net income (loss)	(17,725,000)				(17,725,000)
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax, Parent	3,455,000					3,455,000
Change In Funded Status Of Benefit Obligations, Net Of Tax	6,184,000					6,184,000
ESOP compensation expense, including reclassifications (in shares)			108,426,000
ESOP compensation expense, including reclassifications	395,000		$ 108,000	287,000
Share based compensation	399,000			399,000
Stock option exercises (in shares)			50,843,000
Stock option exercises	0		$ 51,000	(51,000)
Cumulative preferred dividends, undeclared and unpaid	(143,000)				(143,000)
Ending Balance (in shares) at Dec. 31, 2020		14,700,000	17,591,084,000
Ending Balance at Dec. 31, 2020	96,193,000	$ 15,000	$ 17,591,000	63,739,000	84,256,000	(69,408,000)
Net income (loss)	(13,684,000)				(13,684,000)
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax, Parent	(1,987,000)					(1,987,000)
ESOP compensation expense, including reclassifications (in shares)			162,259,000
ESOP compensation expense, including reclassifications	931,000		$ 162,000	769,000
Share based compensation	680,000			680,000
Stock option exercises (in shares)			17,898,000
Stock option exercises	0		$ 18,000	(18,000)
Cumulative preferred dividends, undeclared and unpaid	(144,000)				(144,000)
Ending Balance (in shares) at Mar. 31, 2021		14,700,000	17,771,241,000
Ending Balance at Mar. 31, 2021	81,989,000	$ 15,000	$ 17,771,000	65,170,000	70,428,000	(71,395,000)
Beginning Balance (in shares) at Jun. 30, 2021		14,700,000	17,852,793,000
Beginning Balance at Jun. 30, 2021	104,959,000	$ 15,000	$ 17,853,000	66,109,000	66,311,000	(45,329,000)
Net income (loss)	(2,424,000)				(2,424,000)
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax, Parent	4,253,000					4,253,000
ESOP compensation expense, including reclassifications (in shares)			51,597,000
ESOP compensation expense, including reclassifications	671,000		$ 52,000	619,000
Share based compensation	721,000			721,000
Stock option exercises (in shares)			94,407,000
Stock option exercises	0		$ 94,000	(94,000)
Cumulative preferred dividends, undeclared and unpaid	(147,000)				(147,000)
Ending Balance (in shares) at Sep. 30, 2021		14,700,000	17,998,797,000
Ending Balance at Sep. 30, 2021	108,033,000	$ 15,000	$ 17,999,000	67,355,000	63,740,000	(41,076,000)
Beginning Balance (in shares) at Jun. 30, 2021		14,700,000	17,852,793,000
Beginning Balance at Jun. 30, 2021	104,959,000	$ 15,000	$ 17,853,000	66,109,000	66,311,000	(45,329,000)
Net income (loss)	(11,884,000)
Ending Balance (in shares) at Mar. 31, 2022		14,700,000	18,300,855,000
Ending Balance at Mar. 31, 2022	100,706,000	$ 15,000	$ 18,302,000	70,187,000	53,983,000	(41,781,000)
Beginning Balance (in shares) at Sep. 30, 2021		14,700,000	17,998,797,000
Beginning Balance at Sep. 30, 2021	108,033,000	$ 15,000	$ 17,999,000	67,355,000	63,740,000	(41,076,000)
Net income (loss)	(5,420,000)				(5,420,000)
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax, Parent	1,728,000					1,728,000
ESOP compensation expense, including reclassifications (in shares)			82,437,000
ESOP compensation expense, including reclassifications	748,000		$ 84,000	664,000
Share based compensation	858,000			858,000
Stock option exercises (in shares)			129,292,000
Stock option exercises	(489,000)		$ 129,000	(618,000)
Cumulative preferred dividends, undeclared and unpaid	(148,000)				(148,000)
Ending Balance (in shares) at Dec. 31, 2021		14,700,000	18,210,526,000
Ending Balance at Dec. 31, 2021	105,310,000	$ 15,000	$ 18,212,000	68,259,000	58,172,000	(39,348,000)
Net income (loss)	(4,040,000)				(4,040,000)
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax, Parent	(2,433,000)					(2,433,000)
ESOP compensation expense, including reclassifications (in shares)			90,329,000
ESOP compensation expense, including reclassifications	1,189,000		$ 90,000	1,099,000
Share based compensation	829,000			829,000
Cumulative preferred dividends, undeclared and unpaid	(149,000)				(149,000)
Ending Balance (in shares) at Mar. 31, 2022		14,700,000	18,300,855,000
Ending Balance at Mar. 31, 2022	$ 100,706,000	$ 15,000	$ 18,302,000	$ 70,187,000	$ 53,983,000	$ (41,781,000)