Amount of gain (loss) from sale and disposal of integrated set of activities and assets capable of being conducted and managed for purpose of providing return in form of dividend, lower cost, or other economic benefit to investor, owner, member and participant.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 810
-SubTopic 10
-Section 50
-Paragraph 1B
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=109239629&loc=SL4582445-111684

Name:	us-gaap_GainLossOnSaleOfBusiness
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Other Current Assets - Additional Information (Detail) - Cypress Holdings Inc And Subsidiaries [Member] - USD ($) $ in Thousands		1 Months Ended		6 Months Ended	12 Months Ended
	Jan. 01, 2021	Aug. 31, 2021	Apr. 30, 2021	Jun. 30, 2021	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Prepaid Expense And Other Assets Current [Line Items]
Gain loss on divestiture of business				$ 3,800	$ 3,800	$ 0	$ 0
Subsequent Event [Member]
Prepaid Expense And Other Assets Current [Line Items]
Proceeds From thirdy party buyer under asset purchase agreement	$ 1,800	$ 700	$ 400