Condensed Consolidated Statement of Share Owners' Equity Statement - USD ($) $ in Thousands	Total	Additional Paid-in Capital	Retained Earnings	Accumulated Other Comprehensive Income (Loss)	Treasury Stock
Share Owners' Equity at Jun. 30, 2020	$ 379,365	$ 306,808	$ 152,178	$ (10,551)	$ (69,070)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	31,873		31,873
Other Comprehensive Income (Loss), Net of Tax	10,285			10,285
Stock Issued During Period, Value, Issued for Services	65	19			46
Compensation expense related to stock compensation plan	1,817	1,817
Performance Share Issuance	(771)	(2,524)			1,753
Treasury Stock, Value, Acquired, Cost Method	(2,996)				(2,996)
Share Owners' Equity at Dec. 31, 2020	419,638	306,120	184,051	(266)	(70,267)
Share Owners' Equity at Sep. 30, 2020	400,712	305,207	168,989	(6,167)	(67,317)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	15,062		15,062
Other Comprehensive Income (Loss), Net of Tax	5,901			5,901
Stock Issued During Period, Value, Issued for Services	65	19			46
Compensation expense related to stock compensation plan	894	894
Treasury Stock, Value, Acquired, Cost Method	(2,996)				(2,996)
Share Owners' Equity at Dec. 31, 2020	419,638	306,120	184,051	(266)	(70,267)
Share Owners' Equity at Jun. 30, 2021	441,972	308,123	208,969	(4,883)	(70,237)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	7,677		7,677
Other Comprehensive Income (Loss), Net of Tax	(5,994)			(5,994)
Stock Issued During Period, Value, Issued for Services	125	67			58
Compensation expense related to stock compensation plan	2,959	2,959
Performance Share Issuance	(1,572)	(3,153)			1,581
Treasury Stock, Value, Acquired, Cost Method					0
Share Owners' Equity at Dec. 31, 2021	445,167	307,996	216,646	(10,877)	(68,598)
Share Owners' Equity at Sep. 30, 2021	439,814	306,086	211,533	(9,149)	(68,656)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	5,113		5,113
Other Comprehensive Income (Loss), Net of Tax	(1,728)			(1,728)
Stock Issued During Period, Value, Issued for Services	125	67			58
Compensation expense related to stock compensation plan	1,843	1,843
Share Owners' Equity at Dec. 31, 2021	$ 445,167	$ 307,996	$ 216,646	$ (10,877)	$ (68,598)