Note 7 - Business Segments - Summary of Financial Information by Reporting Segment (Details) - USD ($) |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Revenues: | ||||
| Net patient revenues | $ 378,359,000 | $ 363,349,000 | $ 748,164,000 | $ 724,956,000 |
| Other revenues | 29,666,000 | 11,561,000 | 41,682,000 | 23,651,000 |
| Net operating revenues | 408,025,000 | 374,910,000 | 789,846,000 | 748,607,000 |
| Net patient revenues | 378,359,000 | 363,349,000 | 748,164,000 | 724,956,000 |
| Costs and expenses: | ||||
| Salaries, wages, and benefits | 241,902,000 | 226,534,000 | 476,976,000 | 454,664,000 |
| Other operating | 94,475,000 | 91,943,000 | 185,712,000 | 184,400,000 |
| Rent | 11,540,000 | 11,328,000 | 23,183,000 | 22,693,000 |
| Depreciation and amortization | 11,173,000 | 11,015,000 | 22,787,000 | 21,993,000 |
| Total costs and expenses | 359,090,000 | 340,820,000 | 708,658,000 | 683,750,000 |
| Income from operations | 48,935,000 | 34,090,000 | 81,188,000 | 64,857,000 |
| Non-operating income (loss) | 4,172,000 | 5,132,000 | 7,929,000 | 9,211,000 |
| Interest expense | 13,000 | 1,993,000 | 282,000 | 4,099,000 |
| Unrealized gains on marketable equity securities | 915,000 | (5,061,000) | 9,989,000 | 5,921,000 |
| Income before income taxes | 54,009,000 | 32,168,000 | 98,824,000 | 75,890,000 |
| Segment Reporting, Reconciling Item, Corporate Nonsegment [Member] | ||||
| Revenues: | ||||
| Net patient revenues | 0 | 0 | 0 | 0 |
| Other revenues | 29,306,000 | 11,131,000 | 40,935,000 | 22,848,000 |
| Net operating revenues | 29,306,000 | 11,131,000 | 40,935,000 | 22,848,000 |
| Net patient revenues | 0 | 0 | 0 | 0 |
| Costs and expenses: | ||||
| Salaries, wages, and benefits | 14,274,000 | 12,710,000 | 27,601,000 | 25,999,000 |
| Other operating | 4,287,000 | 1,447,000 | 7,945,000 | 4,777,000 |
| Rent | 1,980,000 | 1,919,000 | 3,912,000 | 3,842,000 |
| Depreciation and amortization | 777,000 | 785,000 | 1,850,000 | 1,571,000 |
| Total costs and expenses | 21,318,000 | 16,861,000 | 41,308,000 | 36,189,000 |
| Income from operations | 7,988,000 | (5,730,000) | (373,000) | (13,341,000) |
| Non-operating income (loss) | 4,172,000 | 5,132,000 | 7,929,000 | 9,211,000 |
| Interest expense | (0) | (0) | (0) | (0) |
| Unrealized gains on marketable equity securities | 915,000 | (5,061,000) | 9,989,000 | 5,921,000 |
| Income before income taxes | 13,075,000 | (5,659,000) | 17,545,000 | 1,791,000 |
| Inpatient Services Segment [Member] | Operating Segments [Member] | ||||
| Revenues: | ||||
| Net patient revenues | 337,306,000 | 325,012,000 | 667,636,000 | 650,490,000 |
| Other revenues | 360,000 | 430,000 | 747,000 | 803,000 |
| Net operating revenues | 337,666,000 | 325,442,000 | 668,383,000 | 651,293,000 |
| Net patient revenues | 337,306,000 | 325,012,000 | 667,636,000 | 650,490,000 |
| Costs and expenses: | ||||
| Salaries, wages, and benefits | 202,798,000 | 190,641,000 | 399,890,000 | 383,078,000 |
| Other operating | 82,902,000 | 83,450,000 | 163,982,000 | 165,319,000 |
| Rent | 8,934,000 | 8,828,000 | 18,020,000 | 17,662,000 |
| Depreciation and amortization | 10,265,000 | 10,099,000 | 20,676,000 | 20,161,000 |
| Total costs and expenses | 304,899,000 | 293,018,000 | 602,568,000 | 586,220,000 |
| Income from operations | 32,767,000 | 32,424,000 | 65,815,000 | 65,073,000 |
| Non-operating income (loss) | 0 | 0 | 0 | 0 |
| Interest expense | 13,000 | 1,993,000 | 282,000 | 4,099,000 |
| Unrealized gains on marketable equity securities | 0 | 0 | 0 | 0 |
| Income before income taxes | 32,754,000 | 30,431,000 | 65,533,000 | 60,974,000 |
| Homecare Services Segment [Member] | Operating Segments [Member] | ||||
| Revenues: | ||||
| Net patient revenues | 41,053,000 | 38,337,000 | 80,528,000 | 74,466,000 |
| Other revenues | 0 | 0 | 0 | 0 |
| Net operating revenues | 41,053,000 | 38,337,000 | 80,528,000 | 74,466,000 |
| Net patient revenues | 41,053,000 | 38,337,000 | 80,528,000 | 74,466,000 |
| Costs and expenses: | ||||
| Salaries, wages, and benefits | 24,830,000 | 23,183,000 | 49,485,000 | 45,587,000 |
| Other operating | 7,286,000 | 7,046,000 | 13,785,000 | 14,304,000 |
| Rent | 626,000 | 581,000 | 1,251,000 | 1,189,000 |
| Depreciation and amortization | 131,000 | 131,000 | 261,000 | 261,000 |
| Total costs and expenses | 32,873,000 | 30,941,000 | 64,782,000 | 61,341,000 |
| Income from operations | 8,180,000 | 7,396,000 | 15,746,000 | 13,125,000 |
| Non-operating income (loss) | 0 | 0 | 0 | 0 |
| Interest expense | (0) | (0) | (0) | (0) |
| Unrealized gains on marketable equity securities | 0 | 0 | 0 | 0 |
| Income before income taxes | $ 8,180,000 | $ 7,396,000 | $ 15,746,000 | $ 13,125,000 |