Capital Stock and Earnings Per Share (OMH Only) - Schedule of Changes in Shares Issued and Outstanding (Details) - shares |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2025 |
Jun. 30, 2024 |
Jun. 30, 2025 |
Jun. 30, 2024 |
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| Increase (Decrease) in Stockholders' Equity [Roll Forward] | ||||
| Beginning balance (in shares) | 119,281,560 | 119,877,252 | 119,360,509 | 119,757,277 |
| Common stock issued (in shares) | 15,470 | 11,572 | 239,384 | 223,274 |
| Common stock repurchased (in shares) | (459,597) | (151,538) | (782,773) | (260,223) |
| Treasury stock issued (in shares) | 19,555 | 20,805 | 39,868 | 37,763 |
| Ending balance (in shares) | 118,856,988 | 119,758,091 | 118,856,988 | 119,758,091 |
| X | ||||||||||
- Definition Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. No definition available.
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- Definition Number of new stock issued during the period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Number of treasury shares or units reissued. Excludes reissuance of shares or units in treasury for award under share-based payment arrangement. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Number of shares that have been repurchased during the period and are being held in treasury. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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