Income Taxes	3 Months Ended
Mar. 31, 2020
Income Tax Disclosure [Abstract]
Income Taxes	12. Income Taxes The provision for income taxes for the three months ended March 31, 2020 and 2019 reflects current taxes, deferred taxes, and withholding taxes. The effective tax rate for each of the three months ended March 31, 2020 and 2019 was 0%. The valuation allowance against net deferred tax assets as of March 31, 2020, was $50,145, an increase of $2,336 from $47,809 as of December 31, 2019. Excess tax benefits of $255 and $191 were recognized in the provision for income taxes for the three months ended March 31, 2020 and 2019, respectively, which were offset by $255 and $191 of valuation allowance, respectively.

The entire disclosure for income taxes. Disclosures may include net deferred tax liability or asset recognized in an enterprise's statement of financial position, net change during the year in the total valuation allowance, approximate tax effect of each type of temporary difference and carryforward that gives rise to a significant portion of deferred tax liabilities and deferred tax assets, utilization of a tax carryback, and tax uncertainties information.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-URI http://asc.fasb.org/topic&trid=2144680

Name:	us-gaap_IncomeTaxDisclosureTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration