| http://www.w3.org/ns/prov#value | - ing charges, impairment of purchased IP, mask sets, design tools used in production and other assets and the gain on the sale of an R&D development project to a third party that Sigma recognized in accordance with GAAP. The tax amounts included in Sigma's non-GAAP results approximate its operating cash tax expense, similar to the liability reported on Sigma's tax returns.
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