Annual report pursuant to Section 13 and 15(d)

Shipyard Transaction and Discontinued Operations - Summary of Carrying Values of Major Classes of Assets and Liabilities of Discontinued Operations (Details)

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Shipyard Transaction and Discontinued Operations - Summary of Carrying Values of Major Classes of Assets and Liabilities of Discontinued Operations (Details)
$ in Thousands
Dec. 31, 2020
USD ($)
Current assets of discontinued operations:  
Contract receivables and retainage, net $ 1,304
Contract assets 62,423
Prepaid expenses and other assets 270
Inventory 105
Assets held for sale 2,014
Total current assets of discontinued operations 66,116
Noncurrent assets of discontinued operations:  
Property, plant and equipment, net 36,280
Other noncurrent assets 2,889
Total noncurrent assets of discontinued operations 39,169
Current liabilities of discontinued operations:  
Accounts payable 57,752
Contract liabilities 4,867
Accrued expenses and other liabilities 1,188
Total current liabilities of discontinued operations $ 63,807