XML 77 R56.htm IDEA: XBRL DOCUMENT v3.21.1
DIVESTITURES - Discontinued Operations Cash Flow Activities (Detail) - Discontinued Operations - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]    
Depreciation and amortization $ 243 $ 628
Gains on sales of discontinued operations businesses 29,429  
Capital expenditures 51 $ 3,860
Proceeds from sales of discontinued businesses $ 57,342