Interest Expense: Definition & Examples

Interest Expense is the cost a company incurs from borrowing money - essentially the interest charges owed to lenders for using their funds. In financial statements, it is typically classified as a non-operating expense on the income statement. Interest expense represents the interest payable on all forms of debt financing (such as bonds, loans, or credit lines). Importantly, the amount shown as interest expense corresponds to the interest accrued during the reporting period, not necessarily the exact cash interest paid in that period.

Placement on the Income Statement

Interest expense appears on the income statement below operating income (or EBIT) and is one of the last expenses deducted before calculating pre-tax profit. This placement in a ‘Non-Operating Expenses’ section allows readers to distinguish the results of core operations from the costs of financing.

From Operating to Pretax Income

Subtracting interest expense from Operating Income (EBIT) yields Earnings Before Tax (EBT). By isolating interest expense, financial statements make it easier to evaluate a company’s operational performance independently of how it is financed.

Why Interest Expense Matters in Financial Analysis

Interest expense is an important item for both analysts and managers because it directly affects profitability and financial risk.

• Profitability Impact: Higher interest expense reduces a company’s net earnings dollar-for-dollar. A significant interest burden can drag down profit margins, as a large portion of earnings is consumed by debt service costs rather than being returned to shareholders or reinvested.
• Leverage and Solvency: It is a key indicator of financial risk. Analysts use the interest coverage ratio (calculated as EBIT divided by interest expense) to evaluate a company’s ability to meet its interest obligations. A low ratio can signal that a firm may struggle to pay its debts.
• Corporate Finance Decisions: Because interest is usually tax-deductible, debt financing provides a tax benefit. Management must weigh this benefit against the risk of committing to fixed interest payments that can constrain cash flow.

“In investing, you get what you don’t pay for. Costs matter enormously.”

— John C. Bogle, Founder, The Vanguard Group Common Sense on Mutual Funds (1999)

Common Sources of Interest Expense

Interest expense can stem from any interest-bearing debt a company carries. Common sources include:

• Bank loans and credit facilities (e.g., term loans, revolving credit lines).
• Corporate bonds or debentures issued to investors.
• Mortgages or other secured loans used to finance property or equipment.
• Notes payable and other formal debt agreements.
• Finance lease obligations for leased assets.

Considerations and Caveats

When analyzing interest expense, keep in mind several important nuances:

• Accrual vs. Cash: The interest expense on the income statement is based on the accrual method (interest owed for the period), which may differ from the actual cash interest paid during that period.
• Variable Interest Rates: For companies with variable-rate debt, interest expense will fluctuate with market interest rates.
• Capitalized Interest: In some cases, interest on debt used to finance the construction of long-term assets can be capitalized (added to the asset’s cost on the balance sheet) instead of being expensed immediately. This can understate the reported interest expense in the short term.
• Netting of Interest: Some companies report a net interest expense, which means interest income has been subtracted from the interest expense. This can obscure the gross amount of interest paid on debt.
• Industry Differences: For most companies, interest is a non-operating expense. However, in banking and financial services, it is a core operating expense (e.g., interest paid on customer deposits).