What is Theft by unlawful taking or disposition 2C:20-3?

a. Movable property. A person is guilty of theft if he unlawfully takes, or exercises unlawful control over, movable property of another with purpose to deprive him thereof.

b. Immovable property. A person is guilty of theft if he unlawfully transfers any interest in immovable property of another with purpose to benefit himself or another not entitled thereto.