Shareholders' Equity Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended				6 Months Ended
	Dec. 31, 2021	Sep. 30, 2021	Dec. 31, 2020	Sep. 30, 2020	Dec. 31, 2021	Dec. 31, 2020
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance at beginning of period		$ (93,092)			$ (93,092)
Other comprehensive income (loss), Cash flow hedge	$ 3,672		$ (2,058)		4,122	$ (2,071)
Amounts reclassified from accumulated other comprehensive (loss) income, Cash flow hedge	1,950		2,131		3,900	4,163
Net current-period other comprehensive income (loss), net of taxes, Foreign Currency Translation Adjustment	(791)		14,433		(7,979)	19,872
Net current-period other comprehensive income (loss), net of taxes, Total accumulated other comprehensive income (loss)	4,888		14,557		157	22,066
Balance at end of period	(92,935)				(92,935)
Reclassification out of Accumulated Other Comprehensive Income [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Amounts reclassified from accumulated other comprehensive (loss) income, Foreign currency translation adjustment	2,007		2,182		4,014	4,265
Amounts reclassified from accumulated other comprehensive (loss) income, Postemployment benefits	57		51		114	102
Amounts reclassified from accumulated other comprehensive (loss) income, Cash flow hedge	1,950		2,131		3,900	4,163
Accumulated Foreign Currency Adjustment Attributable to Parent [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance at beginning of period	(88,026)	(80,838)	(99,655)	$ (105,094)	(80,838)	(105,094)
Other comprehensive income (loss), Foreign Currency Translation Adjustment	(791)		14,433		(7,979)	19,872
Amounts reclassified from accumulated other comprehensive (loss) income, Foreign currency translation adjustment	0		0		0	0
Net current-period other comprehensive income (loss), net of taxes, Foreign Currency Translation Adjustment	(791)		14,433		(7,979)	19,872
Balance at end of period	(88,817)	(88,026)	(85,222)	(99,655)	(88,817)	(85,222)
Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance at beginning of period	(3,616)	(3,673)	(4,513)	(4,564)	(3,673)	(4,564)
Other comprehensive income (loss), Postemployment Benefits,	0		0		0	0
Net current-period other comprehensive income (loss), net of taxes, Postemployment benefits	57		51		114	102
Balance at end of period	(3,559)	(3,616)	(4,462)	(4,513)	(3,559)	(4,462)
Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance at beginning of period	(6,181)	(8,581)	(17,753)	(19,772)	(8,581)	(19,772)
Other comprehensive income (loss), Cash flow hedge	3,672		(2,058)		4,122	(2,071)
Net current-period other comprehensive income (loss), net of taxes, Cash flow hedge	5,622		73		8,022	2,092
Balance at end of period	(559)	(6,181)	(17,680)	(17,753)	(559)	(17,680)
AOCI Attributable to Parent [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance at beginning of period	(97,823)	(93,092)	(121,921)	(129,430)	(93,092)	(129,430)
Other comprehensive income (loss), Total accumulated other comprehensive income (loss)	2,881		12,375		(3,857)	17,801
Net current-period other comprehensive income (loss), net of taxes, Total accumulated other comprehensive income (loss)	4,888	(4,731)	14,557	7,509	157	22,066
Balance at end of period	$ (92,935)	$ (97,823)	$ (107,364)	$ (121,921)	$ (92,935)	$ (107,364)