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Earnings per Share (Schedule of Earnings per Share) (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Earnings per Share [abstract]    
Net income for the year $ 21,553 $ 23,796
Weighted average number of shares ('000's) 174,993 160,193
Earnings per share - basic $ 0.12 $ 0.15
Incremental shares from share units 11,080 4,332
Weighted average diluted number of shares (000's) 186,073 164,525
Diluted earnings (loss) per share $ 0.12 $ 0.14