Correction of Immaterial Errors - Schedule of Effect of the Correction (Parenthetical) (Details)	3 Months Ended	6 Months Ended
Mar. 31, 2021	Jun. 30, 2020	Jun. 30, 2020
Adjustment [Member] \| North Asia [Member]
Quantifying Misstatement In Current Year Financial Statements [Line Items]
Concentration percentage	73.00%	78.00%	76.00%

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.

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