Intangible and other assets consisted of the following for the periods presented:

Amortization expense, excluding the impact of the Merger, for the three and six months ended June 30, 2021 totaled $284,000 and $550,000, respectively. Amortization expense included in cost of revenues for the three and six months ended June 30, 2021 totaled $13,000 and $16,000, respectively. Amortization expense for the three and six months ended June 30, 2020 totaled $302,000 and $795,000, respectively.