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Employee Stock Plans - Schedule Payout for TSR Awards (Detail) - RSU Awards - TSR Awards
Dec. 31, 2021
Disclosure Employee Stock Plans Schedule Payout For T S R Awards Detail [Line Items]  
At or above 75th percentile 100.00%
50th percentile 50.00%
30th percentile 25.00%
Below 30th percentile 0.00%