Business Combinations - Schedule of Final Purchase Price (Detail) - USD ($) $ in Thousands		Jul. 11, 2019	Feb. 28, 2019	Feb. 15, 2019
Manitoba Harvest [Member]
Business Acquisition [Line Items]
Cash paid on closing			$ 114,566
Cash paid six months after closing			37,490
Working capital adjustment			280
Contingent consideration			29,207
Total fair value of consideration transferred			310,253
Manitoba Harvest [Member] | Class 2 Common Stock [Member]
Business Acquisition [Line Items]
Class 2 common stock issued on closing	[1],[2],[3]		96,844
Class 2 common stock issued six months after closing	[1]		$ 31,866
Natura Naturals Holdings Inc [Member]
Business Acquisition [Line Items]
Cash paid on closing				$ 15,253
Contingent consideration				20,007
Fair value of previously held interest	[4]			1,565
Effective settlement of pre-existing debt	[5]			2,308
Total fair value of consideration transferred				54,232
Natura Naturals Holdings Inc [Member] | Class 2 Common Stock [Member]
Business Acquisition [Line Items]
Class 2 common stock issued on closing	[1],[2],[3]			$ 15,099
Smith & Sinclair Ltd. [Member]
Business Acquisition [Line Items]
Cash paid on closing		$ 2,420
Contingent consideration		1,812
Subscription rights		20
Total fair value of consideration transferred		7,421
Smith & Sinclair Ltd. [Member] | Class 2 Common Stock [Member]
Business Acquisition [Line Items]
Class 2 common stock issued on closing	[1],[2],[3]	$ 3,189

[1] (1) For the acquisition of Manitoba Harvest, 1,209,946 shares of Class 2 common stock were issued on closing and 899,306 shares of Class 2 common stock were issued six months after closing.

[2] (2) For the acquisition of Natura, 180,332 shares of Class 2 common stock were issued on closing.

[3] (5) For the acquisition of S&S, 79,289 shares of Class 2 common stock were issued on closing.

[4] (3) The fair value of the Company’s previously held interest in Natura on the acquisition date was determined based on the fair value of total consideration transferred and reflected book value on the acquisition date.

[5] (4) The Company held C$3,000 convertible debt of Natura at the acquisition date. On acquisition, this debt and related accrued interest was effectively settled.