Shareholders' Equity Accumulated Other Comprehensive Income (Loss) [Table] (Details) - USD ($) $ in Thousands	3 Months Ended				6 Months Ended
	Dec. 31, 2019	Sep. 30, 2019	Dec. 31, 2018	Sep. 30, 2018	Dec. 31, 2019	Dec. 31, 2018
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance at beginning of period		$ (99,886)			$ (99,886)
Other comprehensive income (loss), Cash flow hedge	$ 1,343		$ 0		(300)	$ 0
Amounts reclassified from accumulated other comprehensive (loss) income						(113)
Amounts reclassified from accumulated other comprehensive (loss) income, Cash flow hedge	686		0		1,008	0
Net current-period other comprehensive income (loss), net of taxes, Foreign Currency Translation Adjustment	5,556		(9,699)		1,643	(4,246)
Net current-period other comprehensive income (loss), net of taxes, Securities Available for Sale					0	(50)
Net current-period other comprehensive income (loss), net of taxes, Total accumulated other comprehensive income (loss)	7,573		(9,756)		2,326	(4,409)
Balance at end of period	(97,560)				(97,560)
Adjustments for New Accounting Pronouncement [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Amounts reclassified from accumulated other comprehensive (loss) income						(50)
Reclassification out of Accumulated Other Comprehensive Income [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Amounts reclassified from accumulated other comprehensive (loss) income	674		(57)		983
Amounts reclassified from accumulated other comprehensive (loss) income, Postemployment benefits	(12)		(57)		(25)	(113)
Amounts reclassified from accumulated other comprehensive (loss) income, Cash flow hedge	686				1,008
Accumulated Foreign Currency Adjustment Attributable to Parent [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance at beginning of period	(90,243)	(86,330)	(82,521)	$ (87,974)	(86,330)	(87,974)
Other comprehensive income (loss), Foreign Currency Translation Adjustment	5,556		(9,699)		1,643	(4,246)
Amounts reclassified from accumulated other comprehensive (loss) income	0		0		0	0
Net current-period other comprehensive income (loss), net of taxes, Foreign Currency Translation Adjustment	5,556		(9,699)		1,643	(4,246)
Balance at end of period	(84,687)	(90,243)	(92,220)	(82,521)	(84,687)	(92,220)
Accumulated Net Investment Gain (Loss) Attributable to Parent [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance at beginning of period			0	50		50
Other comprehensive income (loss), Unrealized gain (loss) on securities available for sale			0			0
Amounts reclassified from accumulated other comprehensive (loss) income			0			0
Net current-period other comprehensive income (loss), net of taxes, Securities Available for Sale			0			(50)
Balance at end of period			0	0		0
Accumulated Net Investment Gain (Loss) Attributable to Parent [Member] | Adjustments for New Accounting Pronouncement [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Amounts reclassified from accumulated other comprehensive (loss) income						(50)
Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance at beginning of period	(2,865)	(2,852)	(2,355)	(2,299)	(2,852)	(2,299)
Other comprehensive income (loss), Postemployment Benefits,	0		0		0	0
Amounts reclassified from accumulated other comprehensive (loss) income						0
Net current-period other comprehensive income (loss), net of taxes, Postemployment benefits	(12)		(57)		(25)	(113)
Balance at end of period	(2,877)	(2,865)	(2,412)	(2,355)	(2,877)	(2,412)
Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance at beginning of period	(12,025)	(10,704)			(10,704)
Other comprehensive income (loss), Cash flow hedge	1,343				(300)
Net current-period other comprehensive income (loss), net of taxes, Cash flow hedge	2,029				708
Balance at end of period	(9,996)	(12,025)			(9,996)
AOCI Attributable to Parent [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance at beginning of period	(105,133)	(99,886)	(84,876)	(90,223)	(99,886)	(90,223)
Other comprehensive income (loss), Total accumulated other comprehensive income (loss)	6,899		(9,699)		1,343	(4,246)
Net current-period other comprehensive income (loss), net of taxes, Total accumulated other comprehensive income (loss)	7,573	(5,247)	(9,756)	5,347	2,326	(4,409)
Balance at end of period	$ (97,560)	$ (105,133)	$ (94,632)	$ (84,876)	$ (97,560)	$ (94,632)