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Leases (Components Of Cash Flow Information Related To Leases) (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020
Cash paid for amounts included in the measurement of lease liabilities
Operating cash flows from leases	$ 38,796	$ 37,393
Leased assets obtained in exchange for new operating lease liabilities	$ 43,143	$ 44,366
Weighted Average Remaining Lease Term, Operating leases	4 years 9 months 18 days
Weighted Average Discount Rate, Operating leases	2.47%

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Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use.

+ References

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Weighted average discount rate for operating lease calculated at point in time.

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Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of increase in right-of-use asset obtained in exchange for operating lease liability.

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