Discontinued Operations - Assets and Liabilities Held for Sale (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Contract assets	$ 931,685	$ 859,675
Current assets held for sale	854,855	638,489
Noncurrent assets held for sale	0	379,239
Current liabilities related to assets held for sale	696,663	402,483
Noncurrent liabilities related to assets held for sale	0	98,940
Total
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Accounts and notes receivable, net	269,339	298,377
Contract assets	134,516	110,340
Other current assets	59,979	119,002
Current assets held for sale	463,834	527,719
Property, plant and equipment, net	120,425	189,176
Goodwill	113,816	141,889
Investments	10,367	9,713
Other assets	146,413	149,231
Noncurrent assets held for sale	391,021	490,009
Total assets held for sale	854,855	1,017,728
Accounts payable	121,613	133,981
Short-term borrowings	16,975	20,525
Contract liabilities	54,431	47,779
Accrued salaries, wages and benefits	61,683	64,778
Current liabilities related to assets held for sale	342,359	125,942
Current liabilities held for sale	597,061	393,005
Noncurrent liabilities related to assets held for sale	99,602	108,418
Total liabilities held for sale	696,663	501,423
Total from Disc Ops
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Accounts and notes receivable, net	269,339	298,377
Contract assets	134,516	110,340
Other current assets	59,979	119,002
Current assets held for sale	463,834	527,719
Property, plant and equipment, net	98,425	164,638
Goodwill	113,816	141,889
Investments	3,339	4,649
Other assets	146,413	149,231
Noncurrent assets held for sale	361,993	460,407
Total assets held for sale	825,827	988,126
Accounts payable	121,613	133,981
Short-term borrowings	16,975	20,525
Contract liabilities	54,431	47,779
Accrued salaries, wages and benefits	61,683	64,778
Current liabilities related to assets held for sale	342,359	125,942
Current liabilities held for sale	597,061	393,005
Noncurrent liabilities related to assets held for sale	99,602	108,418
Total liabilities held for sale	696,663	501,423
Total from Disc Ops | Stork Holding B.V.
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Accounts and notes receivable, net	237,808	245,105
Contract assets	134,516	108,152
Other current assets	41,126	45,384
Current assets held for sale	413,450	398,641
Property, plant and equipment, net	98,425	97,258
Goodwill	113,816	141,889
Investments	3,339	4,649
Other assets	125,306	135,421
Noncurrent assets held for sale	340,886	379,217
Total assets held for sale	754,336	777,858
Accounts payable	114,683	116,580
Short-term borrowings	16,975	20,525
Contract liabilities	54,421	46,997
Accrued salaries, wages and benefits	60,519	57,626
Current liabilities related to assets held for sale	290,853	113,965
Current liabilities held for sale	537,451	355,693
Noncurrent liabilities related to assets held for sale	87,793	98,940
Total liabilities held for sale	625,244	454,633
Total from Disc Ops | AMECO
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Accounts and notes receivable, net	26,355	42,797
Contract assets	0	2,188
Other current assets	18,853	73,618
Current assets held for sale	45,208	118,603
Property, plant and equipment, net	0	67,380
Goodwill	0	0
Investments	0	0
Other assets	21,107	13,810
Noncurrent assets held for sale	21,107	81,190
Total assets held for sale	66,315	199,793
Accounts payable	6,423	17,388
Short-term borrowings	0	0
Contract liabilities	10	782
Accrued salaries, wages and benefits	1,164	7,152
Current liabilities related to assets held for sale	51,506	11,977
Current liabilities held for sale	59,103	37,299
Noncurrent liabilities related to assets held for sale	11,809	9,478
Total liabilities held for sale	70,912	46,777
Total from Disc Ops | Other
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Accounts and notes receivable, net	5,176	10,475
Contract assets	0	0
Other current assets	0	0
Current assets held for sale	5,176	10,475
Property, plant and equipment, net	0	0
Goodwill	0	0
Investments	0	0
Other assets	0	0
Noncurrent assets held for sale	0	0
Total assets held for sale	5,176	10,475
Accounts payable	507	13
Short-term borrowings	0	0
Contract liabilities	0	0
Accrued salaries, wages and benefits	0	0
Current liabilities related to assets held for sale	0	0
Current liabilities held for sale	507	13
Noncurrent liabilities related to assets held for sale	0	0
Total liabilities held for sale	507	13
Other Assets and Liabilities from Continuing Operations
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Accounts and notes receivable, net	0	0
Contract assets	0	0
Other current assets	0	0
Current assets held for sale	0	0
Property, plant and equipment, net	22,000	24,538
Goodwill	0	0
Investments	7,028	5,064
Other assets	0	0
Noncurrent assets held for sale	29,028	29,602
Total assets held for sale	29,028	29,602
Accounts payable	0	0
Short-term borrowings	0	0
Contract liabilities	0	0
Accrued salaries, wages and benefits	0	0
Current liabilities related to assets held for sale	0	0
Current liabilities held for sale	0	0
Noncurrent liabilities related to assets held for sale	0	0
Total liabilities held for sale	$ 0	$ 0