Related Party Transactions (Details) - USD ($) $ in Thousands  | 
1 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2020  | 
Aug. 31, 2018  | 
Dec. 31, 2021  | 
Dec. 31, 2020  | 
|
| Related Party Transaction [Line Items] | ||||
| Management services agreement, initial term | 3 years | |||
| Accrued liabilities - related party | $ 8 | $ 833 | ||
| BrightMark | Management Services Agreement | ||||
| Related Party Transaction [Line Items] | ||||
| Management services agreement, initial term | 3 years | |||
| Management services agreement renewal term | 1 year | |||
| Related party transaction, amount | $ 40 | |||
| Management fees | 120 | 628 | ||
| Accrued liabilities - related party | $ 8 | $ 833 | ||
| X | ||||||||||
- Definition Accrued Liabilities, Related Party, Current No definition available. 
  | 
| X | ||||||||||
- Definition Management Services Agreement, Initial Term No definition available. 
  | 
| X | ||||||||||
- Definition Management Services Agreement, Renewal Term No definition available. 
  | 
| X | ||||||||||
- Definition Amount of expenses related to the managing member or general partner for management of the day-to-day business functions of the limited liability company (LLC) or limited partnership (LP). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
  | 
| X | ||||||||||
- Definition Amount of transactions with related party during the financial reporting period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
  | 
| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available. 
  | 
| X | ||||||||||
- Details 
  | 
| X | ||||||||||
- Details 
  |