pre_text: NOTE 5 – PROPERTY, PLANT AND EQUIPMENT Property, plant and equipment is summarized as follows (in thousands): We do not have leasehold improvements nor do we have capitalized leases. Costs of betterments are capitalized while maintenance costs and repair costs are charged to operations as incurred. When a depreciable asset is retired from service, the cost and accumulated depreciation will be removed from the respective accounts. Depreciation expense was $66 thousand and $73 thousand for each of the years ended December 31, 2019 and 2018, respectively.
table: December 31,
table: 2019 2018
table: Building and improvements $1,273 $1,273
table: Scientific equipment 597 598
table: Computer hardware and software 106 107
table: Machinery and equipment 274 275
table: Land and improvements 162 162
table: Other personal property 70 70
table: Office equipment 27 27
table: 2,509 2,512
table: Less: accumulated depreciation (1,969) (1,906)
table: Total property, plant and equipment, net $ 540 $ 606
question: Analyse this data from a financial earnings document. How much assets were decapitalized from 2018 to 2019?