Acquisition of C Technologies, Inc. (Estimated Useful Life and Fair Value) (Detail) $ in Thousands	9 Months Ended
Sep. 30, 2019 USD ($)
Fair Value	$ 90,830
Customer Relationships [Member]
Weighted Average Useful Life (in years)	17 years
Fair Value	$ 59,680
Developed Technology Rights [Member]
Weighted Average Useful Life (in years)	18 years
Fair Value	$ 28,920
Trademark and tradename [Member]
Weighted Average Useful Life (in years)	20 years
Fair Value	$ 1,570
Noncompete Agreements [Member]
Weighted Average Useful Life (in years)	4 years
Fair Value	$ 660

The amount of identifiable intangible assets recognized as of the acquisition date.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 55
-Paragraph 37
-URI http://asc.fasb.org/extlink&oid=116868840&loc=d3e2207-128464

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=116869197&loc=d3e4845-128472

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant