XML 56 R42.htm IDEA: XBRL DOCUMENT v3.21.1
Revenue Recognition - Changes in Company's Contract Liabilities (Details)
$ in Thousands
3 Months Ended
Mar. 31, 2021
USD ($)
Change in Contract with Customer, Liability [Abstract]  
Balance as of December 31, 2020 (Successor) $ 3,966
Revenues recognized (82)
Balance as of March 31, 2021 (Successor) $ 3,884