Derivative Financial Instruments (Details) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2020 USD ($) instrument	Dec. 31, 2019 USD ($)	Dec. 31, 2020 USD ($) instrument	Dec. 31, 2019 USD ($)	Jun. 30, 2020 USD ($)
Derivative [Line Items]
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net	$ (19,020)	$ (11,666)	$ (32,515)	$ 7,691
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, before Tax	(3,492)	1,978	(17,194)	7,508
Foreign Exchange Option [Member]
Derivative [Line Items]
Derivative Asset, Fair Value, Gross Asset					$ 1,429
Derivative Liability	(4,274)		(4,274)		(38)
Interest Rate Swap [Member]
Derivative [Line Items]
Derivative Asset, Fair Value, Gross Asset					4,462
Derivative Liability	(32,999)		(32,999)		39,520
Notional Amount of Interest Rate Derivatives	500,000		500,000
Notional value of contracts with future start date	50,000		50,000
Total current and future notional amount	$ 550,000		$ 550,000
Derivative, Number of Instruments Held | instrument	10		10
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net	$ 476	0	$ 449	0
Cash Flow Hedge Gain (Loss) to be Reclassified within Twelve Months			10,446
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, before Tax	$ 731	4,394	$ 1,142	(196)
Foreign Exchange Forward [Member]
Derivative [Line Items]
Derivative, Number of Instruments Held | instrument	602		602
Derivative, Notional Amount	$ 484,660		$ 484,660
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net	(19,496)	(11,666)	$ (32,964)	7,691
Derivative, Underlying Basis			Various
Currency Swap [Member]
Derivative [Line Items]
Derivative Asset, Fair Value, Gross Asset	692		$ 692		7,949
Derivative Liability	(41,764)		(41,764)
Derivative Instruments in Hedges, Net Investment in Foreign Operations, Liabilities, Fair Value	(14,622)		(14,622)		(4,746)
Cash Flow Hedge Gain (Loss) to be Reclassified within Twelve Months			2,176
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, before Tax	3,071	1,737	6,496	(861)
Accumulated Net Gain (Loss) from Designated or Qualifying Cash Flow Hedges [Member] | Interest Expense [Member] | Interest Rate Swap [Member]
Derivative [Line Items]
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net	2,001	485	4,623	455
Accumulated Net Gain (Loss) from Designated or Qualifying Cash Flow Hedges [Member] | Other Income [Member] | Currency Swap [Member]
Derivative [Line Items]
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net	(5,525)	(2,026)	(10,292)	3,538
Accumulated Net Gain (Loss) from Designated or Qualifying Cash Flow Hedges [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member]
Derivative [Line Items]
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net	3,226	1,145	5,297	(3,006)
Accumulated Net Gain (Loss) from Designated or Qualifying Cash Flow Hedges [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member] | Income (loss) before taxes [Member]
Derivative [Line Items]
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net	3,524	1,541	5,669	(3,993)
Accumulated Net Gain (Loss) from Designated or Qualifying Cash Flow Hedges [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member] | Income Taxes [Member] | Interest Rate Swap [Member]
Derivative [Line Items]
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net	$ 298	396	$ 372	(987)
Cash Flow Hedging [Member] | Currency Swap [Member]
Derivative [Line Items]
Derivative, Number of Instruments Held | instrument	2		2
Derivative, Notional Amount	$ 120,874		$ 120,874
Net Investment Hedging [Member] | Forward Contracts [Member]
Derivative [Line Items]
Derivative, Number of Instruments Held | instrument	5		5
Derivative, Notional Amount	$ 149,604		$ 149,604
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, before Tax	(7,294)	$ (4,153)	(24,832)	$ 8,565
Designated as Hedging Instrument [Member]
Derivative [Line Items]
Derivative Asset, Fair Value, Gross Asset	0		0		4,462
Derivative Asset, Fair Value, Gross Liability	0		0		0
Derivative Liability, Fair Value, Gross Liability	(61,219)		(61,219)		(42,736)
Derivative Liability, Fair Value, Gross Asset	0		0		0
Derivative Liability	(61,219)		(61,219)		(42,736)
Derivative Asset					4,462
Interest Rate Cash Flow Hedge Asset at Fair Value	0		0
Designated as Hedging Instrument [Member] | Interest Rate Swap [Member]
Derivative [Line Items]
Derivative Asset, Fair Value, Gross Asset	0		0		0
Derivative Asset, Fair Value, Gross Liability	0		0		0
Derivative Liability, Fair Value, Gross Liability	(20,839)		(20,839)		(31,161)
Derivative Liability, Fair Value, Gross Asset	0		0		0
Interest Rate Cash Flow Hedge Liability at Fair Value	(20,839)		(20,839)		(31,161)
Interest Rate Cash Flow Hedge Asset at Fair Value	0		0		0
Designated as Hedging Instrument [Member] | Currency Swap [Member]
Derivative [Line Items]
Derivative Asset, Fair Value, Gross Asset	0		0		4,462
Derivative Asset, Fair Value, Gross Liability					0
Derivative Liability, Fair Value, Gross Liability	(14,622)		(14,622)		(4,746)
Derivative Liability, Fair Value, Gross Asset	0		0		0
Designated as Hedging Instrument [Member] | Net Investment Hedging [Member] | Forward Contracts [Member]
Derivative [Line Items]
Derivative Asset, Fair Value, Gross Asset	0		0
Derivative Asset, Fair Value, Gross Liability	0		0
Derivative Liability, Fair Value, Gross Liability	(25,758)		(25,758)		(6,829)
Derivative Liability, Fair Value, Gross Asset	0		0		0
Derivative Instruments in Hedges, Net Investment in Foreign Operations, Liabilities, Fair Value	(25,758)		(25,758)		(6,829)
Not Designated as Hedging Instrument [Member]
Derivative [Line Items]
Derivative Asset, Fair Value, Gross Asset	772		772		11,401
Derivative Asset, Fair Value, Gross Liability	(80)		(80)		(2,023)
Derivative Liability, Fair Value, Gross Liability	(34,982)		(34,982)		(10,533)
Derivative Liability, Fair Value, Gross Asset	2,542		2,542		446
Derivative Liability	(32,440)		(32,440)		(10,087)
Derivative Asset	692		692		9,378
Not Designated as Hedging Instrument [Member] | Foreign Exchange Option [Member]
Derivative [Line Items]
Derivative Asset, Fair Value, Gross Asset	0		0		1,699
Derivative Asset, Fair Value, Gross Liability	0		0		270
Derivative Liability, Fair Value, Gross Liability	(4,274)		(4,274)		(38)
Derivative Liability, Fair Value, Gross Asset	0		0		0
Foreign Currency Contract, Asset, Fair Value Disclosure	0		0		1,429
Foreign Currency Contracts, Liability, Fair Value Disclosure	(4,274)		(4,274)		(38)
Not Designated as Hedging Instrument [Member] | Interest Rate Swap [Member]
Derivative [Line Items]
Derivative Liability, Fair Value, Gross Liability	(12,160)		(12,160)		(8,359)
Derivative Liability, Fair Value, Gross Asset	0		0		0
Interest Rate Cash Flow Hedge Liability at Fair Value	(12,160)		(12,160)		(8,359)
Not Designated as Hedging Instrument [Member] | Foreign Exchange Forward [Member]
Derivative [Line Items]
Derivative Asset, Fair Value, Gross Asset	772		772		9,702
Derivative Asset, Fair Value, Gross Liability	(80)		(80)		(1,753)
Derivative Liability, Fair Value, Gross Liability	(18,548)		(18,548)		(2,136)
Derivative Liability, Fair Value, Gross Asset	2,542		2,542		446
Foreign Currency Contract, Asset, Fair Value Disclosure	692		692		7,949
Foreign Currency Contracts, Liability, Fair Value Disclosure	$ (16,006)		$ (16,006)		$ (1,690)
Minimum [Member] | Interest Rate Swap [Member]
Derivative [Line Items]
Derivative, Maturity Date			Mar. 31, 2022
Minimum [Member] | Foreign Exchange Forward [Member]
Derivative [Line Items]
Derivative, Maturity Date			Apr. 15, 2021
Minimum [Member] | Currency Swap [Member]
Derivative [Line Items]
Derivative, Maturity Date			Jun. 19, 2024
Maximum [Member] | Interest Rate Swap [Member]
Derivative [Line Items]
Derivative, Maturity Date			Dec. 31, 2025
Maximum [Member] | Foreign Exchange Forward [Member]
Derivative [Line Items]
Derivative, Maturity Date			Apr. 14, 2023
Maximum [Member] | Currency Swap [Member]
Derivative [Line Items]
Derivative, Maturity Date			Jun. 19, 2024