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NOTE 14. INCOME TAXES (Details 3) - USD ($) $ in Thousands | Nov. 30, 2015 | Nov. 30, 2014
--- | --- | ---
Deferred tax income assets: |  |
Asset retirement obligation | $ 186 | $ 257
Net operating loss carry forwards | 212,619 | 214,594
Capital loss carry forwards | 31,561 | 37,002
Mineral properties | 16,596 | 19,524
Property and equipment | 198 | 354
Investment in affiliates | 43,315 | 42,343
Share issuance costs | 776 | 1,327
Unpaid interest expense | 4,458 | 4,458
Investment tax credit | 2,938 | 3,429
Other | 2,339 | 2,550
Deferred Tax Assets, gross | 314,986 | 325,838
Valuation allowances | (276,521) | (281,071)
Deferred Tax Assets, net | 38,465 | 44,767
Deferred income tax liabilities: |  |
Investment in affiliates | (36,133) | (42,176)
Mineral properties | (11,315) | (13,208)
Capitalized assets & other | (1,052) | (1,102)
Unrealized gain on investments | 0 | (5)
Investment tax credit | (764) | (882)
Deferred tax liabilities | (49,264) | (57,373)
Net deferred income tax liabilities | (10,799) | (12,606)
Net deferred income tax asset, as presented in the balance sheet | 9,711 | 11,445
Net deferred income tax liability, as presented in the balance sheet | $ (20,510) | $ (24,051)

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