Significant Accounting Policies - Property and Equipment, Schedule of Depreciation Annual Rates and Estimated Useful Lives of Assets (Details)	12 Months Ended
Dec. 31, 2018
Computer Equipment
Significant Accounting Policies [Line Items]
Depreciation rate	3300.00%
Office Furniture and Equipment \| Minimum
Significant Accounting Policies [Line Items]
Depreciation rate	1400.00%
Office Furniture and Equipment \| Maximum
Significant Accounting Policies [Line Items]
Depreciation rate	1500.00%
Leasehold Improvements
Significant Accounting Policies [Line Items]
Leasehold improvements	Over the shorter of the expected lease term or estimated useful life

Describes the periods of time over which an entity anticipates to receive utility from its property, plant and equipment (that is, the periods of time over which an entity allocates the initial cost of its property, plant and equipment).

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 35
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=68071081&loc=d3e1205-110223

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=84158767&loc=d3e18780-107790

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