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Fair Value Measurements (Tables)
12 Months Ended
Dec. 31, 2020
Fair Value Disclosures [Abstract]  
Schedule of Assets and Liabilities Measured at Fair Value
Our assets and liabilities measured at fair value were as follows:
 December 31, 2020December 31, 2019
 Level 1Level 2Level 3Total Fair
Value
Level 1Level 2Level 3Total Fair
Value
Liabilities:        
Debt (a)
— $9,011 — $9,011 — $8,378 — $8,378 
(a)The fair value for non-publicly traded instruments is based upon estimates from a market maker and brokerage firm.  Refer to Note 14 for information related to the carrying value of our debt as of December 31, 2020 and 2019.