Acquisitions - Purchase price allocation (Details) - USD ($) $ in Thousands	Jun. 30, 2021	Jun. 30, 2020	[1]	Oct. 29, 2019	Sep. 16, 2019	Jun. 30, 2019
Assets:
Goodwill	$ 8,059,687	$ 7,869,935				$ 5,453,805
Lord
Assets:
Cash and cash equivalents				$ 74,013
Accounts receivable				153,765
Inventories				248,600
Prepaid expenses				24,230
Property, plant and equipment				409,163
Deferred income taxes				0
Other assets				41,335
Intangible assets				1,446,660
Goodwill				1,970,603
Total assets acquired				4,368,369
Liabilities:
Notes payable and long-term debt payable within one year				156
Accounts payable, trade				56,186
Accrued payrolls and other compensation				57,571
Accrued domestic and foreign taxes				2,898
Other accrued liabilities				88,394
Long-term debt				221,161
Pensions and other postretirement benefits				115,017
Deferred income taxes				304,445
Other liabilities				55,832
Noncontrolling interests				11,266
Total liabilities and noncontrolling interests assumed				912,926
Net assets acquired				$ 3,455,443
Exotic
Assets:
Cash and cash equivalents					$ 8,179
Accounts receivable					81,336
Inventories					114,661
Prepaid expenses					1,343
Property, plant and equipment					178,393
Deferred income taxes					2,057
Other assets					1,226
Intangible assets					874,470
Goodwill					503,725
Total assets acquired					1,765,390
Liabilities:
Notes payable and long-term debt payable within one year					0
Accounts payable, trade					23,176
Accrued payrolls and other compensation					8,863
Accrued domestic and foreign taxes					2,123
Other accrued liabilities					25,662
Long-term debt					0
Pensions and other postretirement benefits					0
Deferred income taxes					0
Other liabilities					0
Noncontrolling interests					0
Total liabilities and noncontrolling interests assumed					59,824
Net assets acquired					$ 1,705,566

[1] *Year ended June 30, 2020 amounts have been adjusted to reflect the change in inventory accounting method, as described in Notes 1 and 7 to the Consolidated Financial Statements.