Related Party Transactions (Details)	1 Months Ended	3 Months Ended			9 Months Ended
	Sep. 30, 2020 USD ($) shareholder	Sep. 30, 2021 USD ($) shares	Sep. 30, 2020 USD ($)	Sep. 30, 2018 convertible_note	Sep. 30, 2021 USD ($) shares	Sep. 30, 2020 USD ($)	Dec. 31, 2020 USD ($) shares
Related Party Transaction [Line Items]
Common stock, shares outstanding (in shares) | shares		19,714,500			19,714,500		15,167,000
Related party payable		$ 2,611,000			$ 2,611,000		$ 5,038,000
Affiliated Entity | Lollicup Franchising, LLC
Related Party Transaction [Line Items]
Number of primary shareholders | shareholder	2
Cash consideration	$ 900,000
Sales from related party			$ 4,000			$ 23,000
Incentive program expenses			21,000			79,000
Affiliated Entity | Keary Global
Related Party Transaction [Line Items]
Common stock, shares outstanding (in shares) | shares		250,004			250,004
Number of exercised convertible notes | convertible_note				2
Related party payable		$ 2,611,000			$ 2,611,000		5,038,000
Purchases from related party		12,248,000	$ 8,815,000		25,780,000
Affiliated Entity | Keary International
Related Party Transaction [Line Items]
Related party payable		2,611,000			2,611,000		$ 5,038,000
Purchases from related party		$ 12,248,000	$ 8,815,000		$ 25,780,000	$ 20,625,000