Related Party Transaction	12 Months Ended
Dec. 31, 2017
Related Party Transactions [Abstract]
Related Party Transaction	Related-Party Transaction The Company leases a manufacturing, laboratory, and office facility in Winnipeg, Manitoba, from an affiliate of a director of the Company, under a five-year renewable lease through September 2020 with a right to renew the lease for one subsequent five-year term. Rent expense was $320,000 for the year ended December 31, 2017 and $86,000 for the period beginning on the Acquisition Date through December 31, 2016. The Company leases an office facility in Toronto, Ontario from an affiliate of a director of the Company. The lease is on a month-to-month basis unless terminated by either party by giving the requisite notice. Rent expense for this facility was $18,000 for the year ended December 31, 2017 and $5,000 for the period beginning on the Acquisition Date through December 31, 2016. The Company pays fees, under an intellectual property license agreement, to Protoden, a company owned by Clairmark, an affiliate of a director of the Company, under an intellectual property licensing agreement. Pursuant to the agreement, the Company has an exclusive, perpetual, irrevocable and non-royalty bearing license, with the right to sublicense, under certain patents and technology to make, use and sell products that utilize such patents and technology. The annual fee is $100,000. Upon expiration of the term, the licenses granted to the Company will require no further payments to Protoden. During the year ended December 31, 2017, $100,000 was paid to this related party and for the period from the Acquisition Date to December 31, 2016, $28,000 was paid to this related party. In connection with the forgiveness of certain debt held by Viventia immediately preceding the Acquisition, the Company irrevocably assigned and set over the right to receive up to $814,000 in the form of research and development investment tax credits to and in favor of Clairmark, an affiliate of a director of the Company. In October 2016, the Company received $697,000 in research and development investment tax credits and in November 2016, the Company remitted the same amount to Clairmark. As of December 31, 2017, $0 is included in current liabilities as due to related party on the accompanying consolidated balance sheets.

Related-Party Transaction

The Company leases a manufacturing, laboratory, and office facility in Winnipeg, Manitoba, from an affiliate of a director of the Company, under a five-year renewable lease through September 2020 with a right to renew the lease for one subsequent five-year term. Rent expense was $320,000 for the year ended December 31, 2017 and $86,000 for the period beginning on the Acquisition Date through December 31, 2016.

The Company leases an office facility in Toronto, Ontario from an affiliate of a director of the Company. The lease is on a month-to-month basis unless terminated by either party by giving the requisite notice. Rent expense for this facility was $18,000 for the year ended December 31, 2017 and $5,000 for the period beginning on the Acquisition Date through December 31, 2016.

The Company pays fees, under an intellectual property license agreement, to Protoden, a company owned by Clairmark, an affiliate of a director of the Company, under an intellectual property licensing agreement. Pursuant to the agreement, the Company has an exclusive, perpetual, irrevocable and non-royalty bearing license, with the right to sublicense, under certain patents and technology to make, use and sell products that utilize such patents and technology. The annual fee is $100,000. Upon expiration of the term, the licenses granted to the Company will require no further payments to Protoden. During the year ended December 31, 2017, $100,000 was paid to this related party and for the period from the Acquisition Date to December 31, 2016, $28,000 was paid to this related party.

In connection with the forgiveness of certain debt held by Viventia immediately preceding the Acquisition, the Company irrevocably assigned and set over the right to receive up to $814,000 in the form of research and development investment tax credits to and in favor of Clairmark, an affiliate of a director of the Company. In October 2016, the Company received $697,000 in research and development investment tax credits and in November 2016, the Company remitted the same amount to Clairmark. As of December 31, 2017, $0 is included in current liabilities as due to related party on the accompanying consolidated balance sheets.