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Note 18 - Income Tax - Deferred Income Tax Components (Details) - USD ($) $ in Thousands | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Loss carry-forwards and other credits | $ 18,969 | $ 19,056
Expenses not currently deductible | 28,446 | 31,508
Revenue not currently taxable | (6,212) | (8,416)
Stock-based compensation | 386 | 157
Investments | 7,870 | 10,628
Provision for doubtful accounts | 4,585 | 4,871
Financing fees | (330) | (83)
Net unrealized foreign exchange losses | 68 | 126
Depreciation and amortization | (44,577) | (42,257)
Operating leases | 7,998 |
Less: valuation allowance | (7,801) | (8,945)
Net deferred income tax asset | $ 9,402 | $ 6,645

X
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