In a common introductory format, operating income is gross profit less selling, general, and administrative expenses. It summarizes the statement's selected operating population.
The subtotal earns attention because it separates that population from other items. Interest expense reflects financing. Income tax expense follows tax rules and jurisdictional facts. A warehouse-sale gain can sit outside the selected operating population. These locations help a reader inspect how the period result was built.
Location does not prove recurrence. Interest can recur for decades. An entity can sell property regularly while customer contracts produce other goods or services. A forecast needs disposal history, current plans, the asset population, and the entity's activities. It cannot treat every line below operating income as a one-time item.
The subtotal also needs a reconciliation control. Moving a recurring cost below operating income makes the reported operation look stronger while net income stays fixed. Map every ledger account to one line, recompute gross profit and operating income, and reconcile through income before tax and net income.
General U.S. GAAP does not define one universal operating-income population for every entity. Specialized guidance and SEC requirements can affect a particular statement. Compare entities only after reading what each put above the line and how each amount was recognized and measured.
Use the subtotal lesson and checked reconciliation. The event-routing example shows why a below-subtotal item is not automatically nonrecurring.
Put the concept to work
Understand this concept
- Explain what operating income separates from what sits below it, and say why a reader treats the two differently when predicting next year.
Apply this concept
- Assemble operating income from a list of accounts, keeping peripheral gains and losses, interest, and tax out of it.
Learning resources
Choose a lesson, try an application, or inspect the sources behind this concept.
Build on these ideas
- Expense — Understand
To understand this concept: Required. The operating expenses are what separate the two subtotals.
- Gross profit — Apply
To apply this concept: Required. The subtotal is built on top of gross profit.
- Gross profit — Understand
To understand this concept: Required. Operating income is the next subtotal down from gross profit.
Show 1 more prerequisites
- Operating income — Understand
To apply this concept: Required. Assembling the subtotal requires knowing what it excludes.
Lessons
Worked examples and cases
Practice
Common mistaken ideas
Sources
Related concepts
Show 1 more related concepts
Use this idea next
- Multiple-step income statement — Apply
Required level here: apply. Required. The operating subtotal is the one most placements turn on.
- Operating income — Apply
Required level here: understand. Required. Assembling the subtotal requires knowing what it excludes.
- Peripheral gain or loss — Analyze
Required level here: understand. Required. The judgment is about what the operating subtotal excludes.
Used in these readings
These chapters explain or apply this concept. The label states how the chapter uses it.