Annual report pursuant to Section 13 and 15(d)

Fair Value Measurements - Narrative (Details)

Fair Value Measurements - Narrative (Details) - USD ($) $ in Thousands	1 Months Ended			3 Months Ended	12 Months Ended
	Oct. 31, 2022	Oct. 31, 2021	Oct. 31, 2020	Sep. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2020	May 31, 2021	Apr. 06, 2021	Dec. 31, 2020	Oct. 31, 2018
Interest Expense, Total					$ 11,309	$ 13,952	$ 19,197
Income Tax Expense (Benefit), Total					38,287	8,590	47,181
Total other income (expense), net					4,796	(89,121)	119,058
Payment for Contingent Consideration Liability, Financing Activities					700		3,400
Exchange Traded Investment Grade Bond Funds [Member]
Investments					25,000
Investments, Fair Value Disclosure, Total					23,900
Acquisition of Asuragen, Inc. [Member]
BusinessCombinationContingentConsiderationLiability					5,000				$ 18,300
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High					105,000				$ 105,000
QT Holdings Corporation [Member]
Payment for Contingent Consideration Liability, Financing Activities				$ 4,000
Reclassification out of Accumulated Other Comprehensive Income [Member] \| AOCI Attributable to Parent [Member]
Interest Expense, Total					6,352	8,598	4,503
Total other income (expense), net						512
Reclassification out of Accumulated Other Comprehensive Income [Member] \| Designated as Hedging Instrument [Member] \| AOCI Attributable to Parent [Member]
Interest Expense, Total					6,400	8,600	3,500
Income Tax Expense (Benefit), Total					1,500	(2,100)
Total other income (expense), net						(500)
Forward Starting Swap [Member] \| Cash Flow Hedging [Member]
Derivative, Notional Amount											$ 380,000
Derivative Notional Amount, Decrease in Period		$ 80,000	$ 100,000
Forward Starting Swap [Member] \| Cash Flow Hedging [Member] \| Other Current Liabilities [Member]
Derivative Liability, Current					500
Forward Starting Swap [Member] \| Cash Flow Hedging [Member] \| Other Noncurrent Liabilities [Member]
Derivative Notional Amount, Dedesignated							$ 80,000			$ 80,000
Hedging Liabilities, Noncurrent						7,600
Forward Starting Swap [Member] \| Cash Flow Hedging [Member] \| Forecast [Member]
Derivative Notional Amount, Decrease in Period	$ 200,000
New Forward Starting Swap [Member] \| Cash Flow Hedging [Member]
Derivative, Notional Amount								$ 200,000
New Forward Starting Swap [Member] \| Cash Flow Hedging [Member] \| Other Noncurrent Assets [Member]
Hedging Assets, Noncurrent, Total					11,000	300
CCXI [Member]
Investments					6,600	6,600
Investments, Fair Value Disclosure, Total					$ 36,000	20,000
Warrant Via Net Share Settlement					66,833
Value of warrants						$ 1,400