Significant Accounting Policies (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018	Jan. 01, 2019	Dec. 31, 2018
Acquired IPR&D expense				$ 6,767,000
Derivative liability, fair value						$ 1,117,000
Right-of-use asset	$ 2,700,000		$ 2,700,000
Derivative, gain (loss) on derivative, net	1,157,000	$ (101,000)	1,117,000	$ (135,000)
Restatement Adjustment [Member] | Accounting Standards Update 2016-02 [Member]
Lease liability					$ 3,800,000
Estimated incremental borrowing rate (as a percent)					15.00%
Right-of-use asset					$ 2,700,000
Synthetic Genomics Inc [Member] | C3J [Member]
Derivative liability, fair value	$ 2,800,000		2,800,000
Derivative, gain (loss) on derivative, net			$ 2,000,000
Equity payment obligation			516,976