Common-Size Income Statement
Quarterly Data
Based on: 10-Q (reporting date: 2023-03-31), 10-K (reporting date: 2022-12-31), 10-Q (reporting date: 2022-09-30), 10-Q (reporting date: 2022-06-30), 10-Q (reporting date: 2022-03-31), 10-K (reporting date: 2021-12-31), 10-Q (reporting date: 2021-09-30), 10-Q (reporting date: 2021-06-30), 10-Q (reporting date: 2021-03-31), 10-K (reporting date: 2020-12-31), 10-Q (reporting date: 2020-09-30), 10-Q (reporting date: 2020-06-30), 10-Q (reporting date: 2020-03-31), 10-K (reporting date: 2019-12-31), 10-Q (reporting date: 2019-09-30), 10-Q (reporting date: 2019-06-30), 10-Q (reporting date: 2019-03-31), 10-K (reporting date: 2018-12-31), 10-Q (reporting date: 2018-09-30), 10-Q (reporting date: 2018-06-30), 10-Q (reporting date: 2018-03-31).
The financial performance over the analyzed period demonstrates a high degree of stability in profitability margins, with net earnings consistently ranging between 22% and 31% of revenue, excluding a single anomalous outlier. Operating income typically maintains a corridor between 36% and 44%, indicating a resilient core business model capable of maintaining steady margins despite fluctuations in underlying cost components.
- Operating Expense Trends
- Labor and fringe costs exhibit a gradual long-term improvement in efficiency, declining from a high of 24.20% of revenue in March 2018 to 19.51% by March 2023. Fuel expenses demonstrate the highest volatility among operating costs, fluctuating from a low of 4.04% in June 2020 to a peak of 11.69% in June 2022, suggesting a significant sensitivity to commodity price swings. Depreciation and amortization remained relatively stable, generally hovering around 10% to 12% of revenue, with a temporary spike to 15.25% in mid-2020.
- Non-Operating and Tax Impact
- Interest expenses as a percentage of revenue remained fairly constant, typically fluctuating between 4.48% and 8.47%. Other income, net, generally provides a marginal positive contribution, usually below 1.2% of revenue. Income tax expense has consistently tracked between 6.78% and 9.96% of revenue, maintaining a stable effective tax rate relative to total revenue throughout the observed timeframe.
- Significant Anomalies
- A notable divergence occurred in the second quarter of 2021, where gains on property dispositions surged to 12.27% of revenue. This non-recurring event significantly inflated the operating income to 56.56% and pushed net earnings to a peak of 39.23% for that quarter. Outside of this event, the company's margin profile remains remarkably consistent across multiple years.
In summary, the operational trajectory is characterized by a steady reduction in the relative cost of labor and a vulnerability to fuel price volatility. However, the overall impact on the bottom line has been mitigated, resulting in a stable net profit margin that typically aligns with the 26% to 28% range.
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