Elton Electronics leases testing equipment to Startup Corporation. The equipment is not specialized and is delivered on January​ 1, 2023. The fair value of the equipment is $ 93,000. The cost of the equipment to Elton is $ 88,000 and the expected life of the testing equipment is 8 years. Elton incurs initial direct costs of​ $10,000, which they elect to expense. The lease term for the equipment is 8 ​years, with the first payment due upon​ delivery, and seven subsequent annual payments beginning on December​ 31, 2023 and ending on December​ 31, 2029.​ Elton's implicit rate is 5​% and they expect that collection of the $ 12,000 lease payments is probable.
What is the principal balance in the Net Investment in Lease long dash Sale Type account after the first​ payment?