XML 89 R80.htm IDEA: XBRL DOCUMENT v3.21.2
Property, Plant and Equipment, Net - Schedule of Depreciation Expense (Detail) - Rocket Lab USA, Inc. - USD ($)
$ in Thousands
 6 Months Ended 12 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Dec. 31, 2020
Dec. 31, 2019
Property, Plant and Equipment [Line Items]        
Total depreciation expense $ 3,555 $ 2,998 $ 6,534 $ 4,077
Cost of revenues        
Property, Plant and Equipment [Line Items]        
Total depreciation expense 1,977 1,941 4,527 3,310
Research and development, net        
Property, Plant and Equipment [Line Items]        
Total depreciation expense 116 119 416 190
Selling, general and administrative        
Property, Plant and Equipment [Line Items]        
Total depreciation expense $ 1,462 $ 938 $ 1,591 $ 577