Capitalized development costs are amounts paid to vendors that are related to the purchase and construction of solar energy facilities. Notes receivable and prepaids consist of amounts owed to the Company as well as amounts paid to vendors for services that have yet to be received by the Company. Capitalized cost and other long-term assets consisted of the following (in thousands):

Capitalized development cost relates to various projects that are under development for the period. As the Company closes either a purchase or development of new solar parks, these development costs are added to the final asset displayed in Property, and Equipment. If the Company does not close on the prospective project, these costs are written off to Development Cost on the Consolidated Statement Operations and Comprehensive Loss.

Capitalized Development Cost consist of $2.1 million of active development in the U.S. and $4.1 million across Europe.

Other Receivables relates to, security deposits of $1.0 million in relation to the Power Purchase Agreement for a development project in Tennessee and $483 thousand related to the Forward Purchase Agreement.