Quarterly report pursuant to Section 13 or 15(d)

Assets and Liabilities Held for Sale - Additional Information (Details)

v3.19.3.a.u2
Assets and Liabilities Held for Sale - Additional Information (Details) - USD ($)
$ in Thousands
9 Months Ended 12 Months Ended
Jun. 24, 2019
Dec. 31, 2019
Mar. 31, 2019
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]      
Impairment loss     $ 6,449
Proceeds from sale of subsidiary   $ 602  
Loss on sale of Energy Steel & Supply Co.   $ 87  
Energy Steel [Member]      
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]      
Proceeds from sale of subsidiary $ 602    
Working capital adjustment determination period 90 days    
Net accounts receivable $ 202    
Loss on sale of Energy Steel & Supply Co. $ 87