Number of persons from management with an ownership interest in the related party entity

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- Definition

Amount for accounts payable to related parties.

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- Definition

For an unclassified balance sheet, amount of receivables arising from transactions with related parties.

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- Definition

For an unclassified balance sheet, amount of receivables due from an entity that is affiliated with the reporting entity by means of direct or indirect ownership.

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- Definition

Expenses recognized resulting from transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party.

+ References

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Reflects the sum of all other revenue and income realized from sales and other transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party during the period.

+ References

No definition available.

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- Definition

Amount of revenue, fees and commissions earned from transactions between (a) a parent company and its subsidiaries; (b) subsidiaries of a common parent; (c) an entity and trusts for the benefit of employees, for example, but not limited to, pension and profit-sharing trusts that are managed by or under the trusteeship of the entity's management; (d) an entity and its principal, owners, management, or members of their immediate families; and (e) affiliates.

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Related Party Transactions (Executive Officers) (Narrative) (Details)	3 Months Ended		6 Months Ended
	Jun. 30, 2021 USD ($) employee	Jun. 30, 2020 USD ($)	Jun. 30, 2021 USD ($) employee	Jun. 30, 2020 USD ($)	Dec. 31, 2020 USD ($)
Management \| Subcontracting Arrangements
Related Party Transaction [Line Items]
Number of management members, subcontracting arrangement \| employee	2		2
Expenses, related party	$ 16,800,000	$ 0	$ 45,800,000	$ 600,000
Payables, related party	14,900,000		14,900,000		$ 1,400,000
Chairman, Board of Directors \| Lease Agreements
Related Party Transaction [Line Items]
Expenses, related party	600,000	600,000	1,300,000	1,300,000
Executive Officers \| Related Customer
Related Party Transaction [Line Items]
Receivables, related party	800,000		800,000		900,000
Charges, related party	300,000	300,000	600,000	700,000
Executive Officers \| Construction Services
Related Party Transaction [Line Items]
Expenses, related party			200,000	200,000
Payables, related party	$ 0		$ 0		0
Revenue, related party		1,500,000		5,500,000
Immediate Family Member of Management \| Construction Management Firm Specializing in Steel Building Systems
Related Party Transaction [Line Items]
Advances outstanding, related party		$ 300,000		$ 300,000	$ 100,000