Consolidated Statements of Changes in Shareholders' Equity (Unaudited) - USD ($) $ in Thousands |
Total |
Preferred Stock [Member] |
Common Stock [Member] |
Additional Paid-in Capital [Member] |
Retained Earnings [Member] |
Retained Earnings 1 [Member] |
AOCI Attributable to Parent [Member] |
Treasury Stock [Member] |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Balance, beginning of period at Dec. 31, 2024 | $ 685,000 | $ 25,124 | $ 1,887,193 | $ 3,794,609 | $ (75,638) | $ (629,518) | |||||||
| Net Income (Loss) | $ 52,992 | 52,992 | |||||||||||
| Unit amortization, net of forfeitures | 46,888 | ||||||||||||
| Dividends declared, Common | (52,778) | ||||||||||||
| Dividends declared, Preferred | (9,300) | (9,320) | |||||||||||
| Distributions under employee plans | (130,912) | $ (65,053) | 78,882 | ||||||||||
| Unrealized gains/(losses) on securities, net of tax | 20,814 | [1],[2] | 20,814 | ||||||||||
| Foreign currency translation adjustment, net of tax | 3,073 | [1] | 3,073 | ||||||||||
| Other | (51) | 54 | |||||||||||
| Common stock repurchased | (93,173) | ||||||||||||
| Balance, end of period at Mar. 31, 2025 | 5,538,186 | 685,000 | 25,124 | 1,803,118 | 3,720,504 | (51,751) | (643,809) | ||||||
| Balance, beginning of period at Dec. 31, 2025 | 5,977,317 | 685,000 | 25,124 | 1,907,949 | 4,163,363 | (17,809) | (786,310) | ||||||
| Net Income (Loss) | 251,419 | 251,419 | |||||||||||
| Unit amortization, net of forfeitures | 53,022 | ||||||||||||
| Dividends declared, Common | (57,670) | ||||||||||||
| Dividends declared, Preferred | (9,300) | (9,320) | |||||||||||
| Distributions under employee plans | (139,713) | (81,132) | 93,059 | ||||||||||
| Unrealized gains/(losses) on securities, net of tax | (6,351) | (6,351) | |||||||||||
| Foreign currency translation adjustment, net of tax | (3,049) | (3,049) | |||||||||||
| Other | 74 | $ 3,234 | |||||||||||
| Common stock repurchased | (96,400) | (96,408) | |||||||||||
| Balance, end of period at Mar. 31, 2026 | $ 5,984,482 | $ 685,000 | $ 25,124 | $ 1,821,332 | $ 4,269,894 | $ (27,209) | $ (789,659) | ||||||
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| X | ||||||||||
- Definition Amount of increase to additional paid-in capital (APIC) for recognition of cost for award under share-based payment arrangement. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of paid and unpaid common stock dividends declared with the form of settlement in cash. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of paid and unpaid preferred stock dividends declared with the form of settlement in cash. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Amount, after tax and adjustment, of unrealized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale) and unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Aggregate change in value for stock issued during the period as a result of employee stock purchase plan. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Value of shares of stock issued attributable to transactions classified as other. No definition available.
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| X | ||||||||||
- Definition Amount of equity (deficit) attributable to parent and noncontrolling interest. Excludes temporary equity. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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