The section "Submit unaccounted transactions and sweep process" provides this information.
What does the Unaccounted Transactions and Sweep process do?
It transfers unaccounted transactions from one accounting period to another, and can change the accounting date of transactions to the next open period. It transfers unaccounted transactions from one accounting period to another, and can change the accounting date of transactions to the next open period. It transfers unaccounted transactions from one accounting period to another, and can change the accounting date of transactions to the next open period.