Level of Detail
You assign a level of detail (LOD) to each account to control how amounts are rolled up, or summarized, into a balance for reporting purposes.
You could set up levels of detail as shown in this example:

Observe these guidelines when assigning a level of detail to an account:
Do not skip any levels of detail.
Nonsequential levels of detail can cause errors in financial reports.
Assign the level of detail 3 to title accounts for the balance sheet (Assets and Liabilities and Equity).
Depending on whether you want the next level of accounts underlined, assign level of detail 3 or 4 to title accounts for the income statement. Title accounts include:
Revenues
Direct costs
General and administrative expenses
Other income and expenses