Goodwill - Additional Information (Detail) - BioSuite LLC [Member] - USD ($) $ in Millions	1 Months Ended	3 Months Ended
May 31, 2018	Sep. 30, 2018
Acquisition Date [Line Items]
Purchase price, net of cash acquired	$ 8.6
Business combination, initial payment at closing	5.8
Business Combination, Reduction for working capital adjustment		$ (0.4)
Business combination, consideration payable	$ 3.2
Business combination, consideration payable date	Nov. 30, 2019

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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