Disaggregation of Revenues and Concentration Risk - Schedule of Percentage of Consolidated Revenues Attributable to Geographical Locations (Details)	3 Months Ended
Mar. 31, 2021	Mar. 31, 2020
Concentration risk, percentage	100.00%	100.00%
United States [Member]
Concentration risk, percentage	57.00%	95.00%
Outside United States [Member]
Concentration risk, percentage	43.00%	5.00%

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef
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