Fair Value Measurements - Narrative (Details)
|12 Months Ended|
Dec. 31, 2020
|Text Block [Abstract]|
|Asset impairment charges||$ 0|
Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.
Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef