Subsequent Events - Additional Information (Detail) - Subsequent Event [Member] $ in Millions	Jan. 01, 2020 USD ($)
Subsequent Event [Line Items]
Total consideration for business acquisitions and other commitments	$ 48.2
Payments for business acquisitions and other commitments	$ 33.6

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

No definition available.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration