Business Combinations (Tables)
 12 Months Ended
Dec. 31, 2021
Business Combination and Asset Acquisition [Abstract]  
Business Combination, Segment Allocation
The following table summarizes the recognized intangible assets, goodwill and earn-out provisions, as a result of the cumulative valuation and purchase price allocations on effective date of acquisition, for the 2020 acquisitions:

Company acquiredDate acquiredGoodwillIntangibles AssetsContingent Earn-Out Provision
(In thousands)
TrimaxMay-20$9,930 $873 $2,560 
AssureEdgeOct-203,192 797 — 
Total for 2020 acquisitions$13,122 $1,670 $2,560 
Schedule of Net Assets Acquired in Business Acquisitions The following table summarizes the fair value of the consideration transferred, net assets acquired and liabilities assumed, as of the acquisition date, for acquisitions closed during 2020:
 2020
(In thousands)Acquisitions
Fair value of total consideration transferred
Cash$13,774 
Consideration payable 1,568 
Contingent earn-out consideration arrangement (net)2,560 
Total consideration transferred17,902 
Fair value of equity components recorded (not part of consideration)
Recognition of noncontrolling interest of joint ventures1,350 
Total equity components recorded1,350 
Total consideration transferred and equity components recorded$19,252 
Fair value of assets acquired and liabilities assumed
Cash, net of adjustment$1,358 
Other current assets2,812 
Property, plant, and equipment3,451 
Other long-term assets103 
Intangible assets, definite-lived1,670 
Current and other liabilities, net of consideration transferred(3,264)
Net assets acquired, excludes goodwill6,130 
Goodwill13,122 
Total net assets acquired$19,252 
Schedule of Identified Intangible Assets Acquired as Part of Business Acquisitions The following table summarizes the separately identified intangible assets acquired as a result of the acquisitions that occurred during 2020:
 2020 Acquisitions
Weighted
Average
Intangible asset categoryFair ValueUseful Life
 (In thousands)(In years)
Customer contracts and related customer relationships*$1,203 8.2
Developed technology*467 5.0
Total acquired intangible assets$1,670 7.3
*Purchase accounting adjustments during 2021 related to the 2020 acquisitions
Schedule of Intangible Assets, Future Amortization Expense
Estimated aggregate future amortization expense for the intangible assets recorded as part of the business acquisitions described above and all other prior acquisitions is as follows:
Future Amortization Expenses (In thousands): 
For the year ended December 31, 2022$9,695 
For the year ended December 31, 20237,692 
For the year ended December 31, 20245,934 
For the year ended December 31, 20254,530 
For the year ended December 31, 20263,771 
Thereafter15,173 
  
 $46,795