XML 41 R48.htm IDEA: XBRL DOCUMENT v3.20.1

Acquisitions, Goodwill and Other Intangible Assets - Additional Information (Detail)	3 Months Ended
	Mar. 31, 2020 Segment
Business Combinations [Abstract]
Number of reporting units	1

X

- References

No definition available.

+ Details

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

X

- Definition

Number of reporting units tested for impairment of goodwill. A reporting unit is an operating segment or one level below an operating segment.

+ References

No definition available.

+ Details

Name:	us-gaap_NumberOfReportingUnits
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration