Income Taxes (Tables)

12 Months Ended

Dec. 31, 2018

Income Tax Disclosure [Abstract]

Schedule of Company's Pre Tax Earnings

The Company’s pre tax earnings from the United Kingdom and United States locations are as follows:

	December 31, 2018			December 31, 2017
United Kingdom	$	(73,359,977	)	$	(26,458,625	)
United States		(9,980,287	)		(4,585,910	)
	$	(83,340,264	)	$	(31,044,535	)

Schedule of Reconciliation of Income Tax Benefit with Amounts at the U.K. Statutory Income Tax Rate

The following table summarizes a reconciliation of income tax benefit compared with the amounts at the U.K. statutory income tax rate:

	December 31, 2018					December 31, 2017
Statutory rate		(15,834,650	)	19.00	%		(5,976,073	)	19.25	%
Permanent differences—other		1,438,934		-1.73	%		654,648		-2.11	%
RTP and other adjustments		387,509		-0.46	%		(152,948	)	0.49	%
U.K. tax credit		1,707,489		-2.05	%		539,136		-1.74	%
U.S. tax credit		(436,250	)	0.52	%		(363,665	)	1.17	%
Foreign tax rate differential		(171,693	)	0.21	%		(673,619	)	2.17	%
State and local rate, net of federal tax		(1,159,522	)	1.39	%		(446,683	)	1.44	%
UK Rate Change (17% at expected DTA turn)		1,104,863		-1.33	%		482,351		-1.55	%
U.S. state rate change		(6,496	)	0.01	%		993,998		-3.20	%
Change in valuation allowance		12,495,426		-14.99	%		4,942,855		-15.92	%
Actual income tax benefit effective tax rate		(474,391	)	0.57	%		—		0.00	%

Schedule of Expense/(Benefit) for Income Taxes from Continuing Operations

The Expense/(Benefit) for income taxes from continuing operations consists of the following:

	December 31, 2018			December 31, 2017
Current Tax Expense/(Benefit)
United Kingdom		—			—
United States		—			—
Total Current		—			—
Deferred Tax Expense/(Benefit)
United Kingdom	$	(8,888,096	)	$	(3,759,109	)
United States		(3,606,275	)		(1,183,746	)
Total Deferred		(12,494,371	)		(4,942,855	)
Change in Valuation Allowance		12,019,880			4,942,855
Total Income Tax Expense/(Benefit)	$	(474,391	)	$	—

Schedule of Deferred Tax Assets and Liabilities

Deferred Tax Assets/(Liabilities)

	December 31, 2018
	Total			UK			US
Deferred Tax Assets:
Net operating loss carryforwards	$	20,646,185		$	16,000,329		$	4,645,856
Other		1,414,690			(46,604	)		1,461,294
Tax Credit		1,133,656			—			1,133,656
Deferred tax assets		23,194,531			15,953,725			7,240,806
Less: valuation allowance		(23,194,531	)		(15,953,725	)		(7,240,806	)
Net deferred tax asset	$	—		$	—		$	—
	December 31, 2017
	Total			UK			US
Deferred Tax Assets:
Net operating loss carryforwards	$	9,462,690		$	6,909,754		$	2,552,937
Other		539,008			152,554			386,454
Tax Credit		697,406			—			697,406
Deferred tax assets		10,699,105			7,062,308			3,636,797
Less: valuation allowance		(10,699,105	)		(7,062,308	)		(3,636,797	)
Net deferred tax asset	$	—		$	—		$	—