CONDENSED CONSOLIDATED BALANCE SHEETS (Parentheticals) - shares	Mar. 31, 2023	Dec. 31, 2022
Subordinate Voting Shares [Member]
Common stock, shares issued	33,830,221	33,956,073
Common stock, shares outstanding	33,830,221	33,956,073
Multiple Voting Shares [Member]
Common stock, shares issued	6,853	8,380
Common stock, shares outstanding	6,853	8,380
Proportionate Voting Shares [Member]
Common stock, shares issued	15,947	15,947
Common stock, shares outstanding	15,947	15,947

Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(29))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant