Subsequent Event (Details) - Subsequent event - United States Navy [Member] $ in Millions	Mar. 10, 2023 USD ($)
Subsequent event
Contract awarded	$ 448
Dragados/Hawaiian Dredging/Orion Joint Venture
Subsequent event
Contract awarded	$ 2,800

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

No definition available.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration