Nature of Business and Summary of Significant Accounting Policies - Additional Information (Detail) shares in Millions	12 Months Ended
	Dec. 31, 2021 USD ($) Obligation shares	Dec. 31, 2020 USD ($) shares	Dec. 31, 2019 USD ($) shares
Nature Of Business And Summary Of Significant Accounting Policies [Line Items]
Cash equivalents and restricted cash, original maturities of highly liquid investments	3 months
Accounts receivables payment period from invoice date	30 days
Intangible asset impairment	$ 0	$ 850,000	$ 0
Debt discount expensed	404,000	415,000	$ 1,060,000
Provision for estimated losses on uncompleted contracts	$ 0	$ 0
Anti-dilutive options and unvested restricted stock units outstanding | shares	1.8	1.0	0.4
Foreign currency transaction gain (loss)	$ (3,100,000)	$ 1,300,000	$ 900,000
ASU 2014-09 [Member] | Energy Solutions And Industrial Solutions Segments
Nature Of Business And Summary Of Significant Accounting Policies [Line Items]
Revenue performance obligation, description of timing	The typical life of our contracts is generally less than 12 months and each contract generally contains only one performance obligation, to provide goods or services to the customer.
Number of performance obligation | Obligation	1
Interest Expense
Nature Of Business And Summary Of Significant Accounting Policies [Line Items]
Amortization of deferred finance cost	$ 400,000	400,000	$ 1,100,000
Discount to Debt [Member]
Nature Of Business And Summary Of Significant Accounting Policies [Line Items]
Capitalized deferred financing costs	1,700,000	$ 1,300,000
Amended and Restated Credit Agreement [Member]
Nature Of Business And Summary Of Significant Accounting Policies [Line Items]
Customary closing fees	$ 800,000
Tradename [Member]
Nature Of Business And Summary Of Significant Accounting Policies [Line Items]
Intangible assets, Useful Life	10 years
Minimum [Member] | Technology [Member]
Nature Of Business And Summary Of Significant Accounting Policies [Line Items]
Intangible assets, Useful Life	7 years
Minimum [Member] | Customer Lists [Member]
Nature Of Business And Summary Of Significant Accounting Policies [Line Items]
Intangible assets, Useful Life	5 years
Maximum [Member] | ASU 2014-09 [Member] | Energy Solutions And Industrial Solutions Segments
Nature Of Business And Summary Of Significant Accounting Policies [Line Items]
Contracts life	12 months
Maximum [Member] | Technology [Member]
Nature Of Business And Summary Of Significant Accounting Policies [Line Items]
Intangible assets, Useful Life	10 years
Maximum [Member] | Customer Lists [Member]
Nature Of Business And Summary Of Significant Accounting Policies [Line Items]
Intangible assets, Useful Life	20 years
Building and Improvements [Member] | Minimum [Member]
Nature Of Business And Summary Of Significant Accounting Policies [Line Items]
Property, Plant and Equipment, Useful Life	5 years
Building and Improvements [Member] | Maximum [Member]
Nature Of Business And Summary Of Significant Accounting Policies [Line Items]
Property, Plant and Equipment, Useful Life	40 years	40 years
Machinery and Equipment [Member] | Minimum [Member]
Nature Of Business And Summary Of Significant Accounting Policies [Line Items]
Property, Plant and Equipment, Useful Life	2 years
Machinery and Equipment [Member] | Maximum [Member]
Nature Of Business And Summary Of Significant Accounting Policies [Line Items]
Property, Plant and Equipment, Useful Life	15 years	15 years