CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS EQUITY - USD ($)	Common Stock	Additional Paid-In Capital	Retained Earnings	Accumulated Other Comprehensive Loss	Total
BALANCES at Jun. 30, 2019	$ 26,243	$ 11,319,328	$ 15,910,369	$ (2,848,365)	$ 24,407,575
BALANCES (in shares) at Jun. 30, 2019	2,624,343
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income			567,896		567,896
Other comprehensive income, net of tax				117,910	117,910
BALANCES at Sep. 30, 2019	$ 26,243	11,319,328	16,478,265	(2,730,455)	25,093,381
BALANCES (in shares) at Sep. 30, 2019	2,624,343
BALANCES at Jun. 30, 2019	$ 26,243	11,319,328	15,910,369	(2,848,365)	24,407,575
BALANCES (in shares) at Jun. 30, 2019	2,624,343
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income					998,763
Other comprehensive income, net of tax					104,714
BALANCES at Mar. 31, 2020	$ 26,243	11,319,328	16,909,132	(2,743,651)	25,511,052
BALANCES (in shares) at Mar. 31, 2020	2,624,343
BALANCES at Sep. 30, 2019	$ 26,243	11,319,328	16,478,265	(2,730,455)	25,093,381
BALANCES (in shares) at Sep. 30, 2019	2,624,343
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income			361,883		361,883
Other comprehensive income, net of tax				(195,012)	(195,012)
BALANCES at Dec. 31, 2019	$ 26,243	11,319,328	16,840,148	(2,925,467)	25,260,252
BALANCES (in shares) at Dec. 31, 2019	2,624,343
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income			68,984		68,984
Other comprehensive income, net of tax				181,816	181,816
BALANCES at Mar. 31, 2020	$ 26,243	11,319,328	16,909,132	(2,743,651)	25,511,052
BALANCES (in shares) at Mar. 31, 2020	2,624,343
BALANCES at Jun. 30, 2020	$ 26,243	11,319,328	17,002,468	(4,835,836)	23,512,203
BALANCES (in shares) at Jun. 30, 2020	2,624,343
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income			1,778,848		1,778,848
Other comprehensive income, net of tax				34,007	34,007
BALANCES at Sep. 30, 2020	$ 26,243	11,319,328	18,781,316	(4,801,829)	25,325,058
BALANCES (in shares) at Sep. 30, 2020	2,624,343
BALANCES at Jun. 30, 2020	$ 26,243	11,319,328	17,002,468	(4,835,836)	23,512,203
BALANCES (in shares) at Jun. 30, 2020	2,624,343
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income					5,555,130
Other comprehensive income, net of tax					(641,643)
BALANCES at Mar. 31, 2021	$ 26,243	11,319,328	22,557,598	(5,477,479)	28,425,690
BALANCES (in shares) at Mar. 31, 2021	2,624,343
BALANCES at Sep. 30, 2020	$ 26,243	11,319,328	18,781,316	(4,801,829)	25,325,058
BALANCES (in shares) at Sep. 30, 2020	2,624,343
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income			1,957,537		1,957,537
Other comprehensive income, net of tax				(84,445)	(84,445)
BALANCES at Dec. 31, 2020	$ 26,243	11,319,328	20,738,853	(4,886,274)	27,198,150
BALANCES (in shares) at Dec. 31, 2020	2,624,343
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income			1,818,745		1,818,745
Other comprehensive income, net of tax				(591,205)	(591,205)
BALANCES at Mar. 31, 2021	$ 26,243	$ 11,319,328	$ 22,557,598	$ (5,477,479)	$ 28,425,690
BALANCES (in shares) at Mar. 31, 2021	2,624,343