Commitments and Contingencies - Defined Benefit Plan (Details) - India subsidiary	12 Months Ended
Dec. 31, 2019
Defined Benefit Plan Disclosure [Line Items]
Percentage of employees eligible for benefits	49.00%
Minimum service period of employees to be eligible under plan	5 years
Number of days salary payable under termination, resignation, or retirement	15 days

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.

Name:	us-gaap_DefinedBenefitPlanDisclosureLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration