What are the main components of Other Comprehensive Income (OCI), and why don't they go through the income statement?

Other Comprehensive Income (OCI) captures gains and losses that affect equity but are excluded from net income because they are either unrealized, volatile, or not related to core operations. The rationale is that including them in net income would reduce its usefulness as a measure of recurring operating performance.

The Four Main Components of OCI Under US GAAP:

1. Unrealized gains/losses on available-for-sale (AFS) debt securities

• Market value changes on debt securities classified as AFS
• Moved to net income when the security is sold (reclassification adjustment)

1. Foreign currency translation adjustments

• Arise when translating a foreign subsidiary's financial statements from functional currency to presentation currency using the current rate method
• Remain in OCI until the subsidiary is sold or liquidated

1. Pension and post-retirement benefit adjustments

• Actuarial gains/losses from changes in pension assumptions
• Prior service costs from plan amendments
• Amortized to net income over time using the corridor approach or other methods

1. Cash flow hedge gains/losses

• The effective portion of gains/losses on derivatives designated as cash flow hedges
• Reclassified to net income when the hedged transaction affects earnings

Under IFRS, Additional Items:

• Revaluation surplus on PP&E and intangible assets (if revaluation model is elected)
• Changes in the credit risk component of financial liabilities measured at fair value through profit or loss

Worked Example — Clearwater Corp (2026):

If net income = $1,500,000:

Comprehensive Income = $1,500,000 + $42,000 = $1,542,000

Presentation Options:

Companies can present comprehensive income in either:

1. Single statement — net income followed by OCI items, totaling to comprehensive income
2. Two statements — a traditional income statement PLUS a separate statement of comprehensive income

Key Exam Points:

1. OCI items bypass the income statement but still affect total equity.
2. Accumulated OCI (AOCI) on the balance sheet is the running total of all past OCI items.
3. Reclassification adjustments move items from AOCI to net income — this prevents double-counting when an OCI item is realized.
4. Tax effects can be shown either for each component or as a single aggregate amount.

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