Del. Code tit. 10, § 4782

A copy of any foreign judgment authenticated in accordance with an act of Congress, or the statutes of this State, may be filed in the office of any prothonotary of this State. The prothonotary shall treat the foreign judgment in the same manner as a judgment of the Superior Court of this State. A judgment so filed has the same effect and is subject to the same procedures, defenses and proceedings for reopening, vacating or staying, as a judgment of the Superior Court of this State and may be enforced or satisfied in like manner.