Share Capital - Additional Information (Detail)			1 Months Ended			12 Months Ended
	Oct. 31, 2016 USD ($) shares	Mar. 24, 2015 Founder shares	Oct. 31, 2016 shares	Mar. 31, 2015 Founder shares	Apr. 30, 2014 shares	Dec. 31, 2016 USD ($) shares	Dec. 31, 2016 SFr / shares shares	Sep. 30, 2016	Dec. 31, 2015 SFr / shares shares
Class of Stock [Line Items]
Common stock, shares authorized							40,253,674		5,528,079
Common shares, par value | SFr / shares							SFr 0.03		SFr 0.03
Unvested restricted share award							89,367
Treasury stock, shares							444,873		0
Common shares sold	170,689
Repurchase of treasury shares, value | $	$ 0
Common Stock, Voting Rights						One vote for each common share
Dividends declared and paid | $						$ 0
Non Employees [Member] | Founders Shares Award | Series A-2 Preferred Shares [Member]
Class of Stock [Line Items]
Transfer of shares					729,800
IPO [Member]
Class of Stock [Line Items]
Issuance of shares, net of issuance cost (in shares)	4,429,311		4,429,311
Common shares sold			170,689
Overallotment Option [Member]
Class of Stock [Line Items]
Issuance of shares, net of issuance cost (in shares)	429,311		429,311
Common shares sold			170,689
Common Stock [Member]
Class of Stock [Line Items]
Issuance of shares, net of issuance cost (in shares)						7,100,000
Common shares sold						444,873
Repurchase of treasury shares, value | $						$ (13,000)
Common Stock [Member] | Fay Corp Awards [Member]
Class of Stock [Line Items]
Transfer of vested shares					1,192,585
Founders' [Member] | Fay Corp Awards [Member]
Class of Stock [Line Items]
Transfer of vested shares							268,093
Bayer Global Investments B.V [Member] | Private Placement [Member]
Class of Stock [Line Items]
Issuance of shares, net of issuance cost (in shares)	2,500,000		2,500,000			2,500,000
TRACR Hematology Limited [Member]
Class of Stock [Line Items]
Percentage of shares acquired		82.10%		82.10%			82.10%	82.10%
Number of founders | Founder		2		2
TRACR Hematology Limited [Member] | Founders' [Member] | Common Stock [Member]
Class of Stock [Line Items]
Shares issued for acquisition		852,846		852,846
TRACR Hematology Limited [Member] | Employees and Non-employees [Member] | Restricted Common Stock [Member]
Class of Stock [Line Items]
Shares issued for acquisition		656,031		656,031
Fay Corp [Corp] | Common Stock [Member]
Class of Stock [Line Items]
Shares issued for acquisition		459,217		459,217