Type Alias Debt 

pub type Debt<AccountId, B> = Imbalance<<B as Inspect<AccountId>>::Balance, <B as Balanced<AccountId>>::OnDropDebt, <B as Balanced<AccountId>>::OnDropCredit>;

Imbalance implying that the total_issuance value is less than the sum of all account balances.

Aliased Type

pub struct Debt<AccountId, B> { /* private fields */ }