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Note 19 - Subsequent Events	12 Months Ended
	Dec. 31, 2018
Notes to Financial Statements
Subsequent Events [Text Block]	1 9 . Subsequent Events: a. On February 14,  2019, the Company announced that its Board has approved a stock buyback program to repurchase up to $40 million of its common stock in the open market. Purchases will be made exclusively through the facilities of the NASDAQ Capital Market. The stock buyback program commenced on February 14,  2019 and will terminate on or before February 13, 2020. The previously announced $40 million buyback program for the period February 14, 2018 to February 13, 2019 was terminated on February 13, 2019.   b. In January 2019,  the Company entered into an agreement to a lease extension of its principal administrative office located in Toronto, ON. Prior to the extension, the lease agreement expired on December 31, 2020. The new agreement extends the lease period from 2021 to 2030. Not including additional building operating expenses, the Company has committed to lease payments of $7.4 million over the term of the lease extension.

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The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 855
-URI http://asc.fasb.org/topic&trid=2122774

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