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Note 6 - Business Segments - Summary of Financial Information by Reporting Segment (Details) - USD ($) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024
Revenues: |  |  |  |
Net patient revenues | $ 370,989,000 | $ 328,674,000 | $ 1,095,945,000 | $ 894,415,000
Other revenues | 11,672,000 | 11,524,000 | 35,323,000 | 34,172,000
Net operating revenues | 382,661,000 | 340,198,000 | 1,131,268,000 | 938,032,000
Government stimulus income | 0 | 0 | 0 | 9,445,000
Costs and expenses: |  |  |  |
Salaries, wages, and benefits | 233,176,000 | 213,395,000 | 687,840,000 | 576,609,000
Other operating | 96,604,000 | 82,509,000 | 281,004,000 | 238,092,000
Rent | 11,345,000 | 10,886,000 | 34,038,000 | 31,804,000
Depreciation and amortization | 11,158,000 | 10,619,000 | 33,151,000 | 30,543,000
Total costs and expenses | 352,283,000 | 317,409,000 | 1,036,033,000 | 877,048,000
Income/(loss) from operations | 30,378,000 | 22,789,000 | 95,235,000 | 60,984,000
Non-operating income (loss) | 4,660,000 | 4,224,000 | 13,871,000 | 14,865,000
Interest expense | 1,456,000 | 1,742,000 | 5,555,000 | 1,788,000
Unrealized gains on marketable equity securities | 20,827,000 | 32,767,000 | 26,748,000 | 56,290,000
Income before income taxes | 54,409,000 | 58,038,000 | 130,299,000 | 130,351,000
Unrealized gains on marketable equity securities | 20,827,000 | 32,767,000 | 26,748,000 | 56,290,000
Segment Reporting, Reconciling Item, Corporate Nonsegment [Member] |  |  |  |
Revenues: |  |  |  |
Net patient revenues | 0 | 0 | 0 | 0
Other revenues | 11,279,000 | 11,154,000 | 34,126,000 | 33,462,000
Net operating revenues | 11,279,000 | 11,154,000 | 34,126,000 | 42,907,000
Government stimulus income |  |  |  | 9,445,000
Costs and expenses: |  |  |  |
Salaries, wages, and benefits | 13,643,000 | 16,698,000 | 39,641,000 | 38,658,000
Other operating | 3,195,000 | 3,513,000 | 7,971,000 | 11,232,000
Rent | 1,921,000 | 1,862,000 | 5,762,000 | 5,273,000
Depreciation and amortization | 798,000 | 815,000 | 2,369,000 | 2,352,000
Total costs and expenses | 19,557,000 | 22,888,000 | 55,743,000 | 57,515,000
Income/(loss) from operations | (8,278,000) | (11,734,000) | (21,617,000) | (14,608,000)
Non-operating income (loss) | 4,660,000 | 4,224,000 | 13,871,000 | 14,865,000
Interest expense | (0) | (0) | (0) | (0)
Unrealized gains on marketable equity securities | 20,827,000 | 32,767,000 | 26,748,000 | 56,290,000
Income before income taxes | 17,209,000 | 25,257,000 | 19,002,000 | 56,547,000
Unrealized gains on marketable equity securities | 20,827,000 | 32,767,000 | 26,748,000 | 56,290,000
Inpatient Services Segment [Member] | Operating Segments [Member] |  |  |  |
Revenues: |  |  |  |
Net patient revenues | 331,349,000 | 293,026,000 | 981,838,000 | 790,664,000
Other revenues | 393,000 | 370,000 | 1,197,000 | 710,000
Net operating revenues | 331,742,000 | 293,396,000 | 983,035,000 | 791,374,000
Government stimulus income |  |  |  | 0
Costs and expenses: |  |  |  |
Salaries, wages, and benefits | 195,745,000 | 175,241,000 | 578,824,000 | 474,190,000
Other operating | 86,745,000 | 72,384,000 | 252,064,000 | 207,883,000
Rent | 8,823,000 | 8,422,000 | 26,486,000 | 24,795,000
Depreciation and amortization | 10,219,000 | 9,632,000 | 30,380,000 | 27,646,000
Total costs and expenses | 301,532,000 | 265,679,000 | 887,754,000 | 734,514,000
Income/(loss) from operations | 30,210,000 | 27,717,000 | 95,281,000 | 56,860,000
Non-operating income (loss) | 0 | 0 | 0 | 0
Interest expense | 1,456,000 | 1,742,000 | 5,555,000 | 1,788,000
Unrealized gains on marketable equity securities | 0 | 0 | 0 | 0
Income before income taxes | 28,754,000 | 25,975,000 | 89,726,000 | 55,072,000
Unrealized gains on marketable equity securities | 0 | 0 | 0 | 0
Homecare Services Segment [Member] | Operating Segments [Member] |  |  |  |
Revenues: |  |  |  |
Net patient revenues | 39,640,000 | 35,648,000 | 114,107,000 | 103,751,000
Other revenues | 0 | 0 | 0 | 0
Net operating revenues | 39,640,000 | 35,648,000 | 114,107,000 | 103,751,000
Government stimulus income |  |  |  | 0
Costs and expenses: |  |  |  |
Salaries, wages, and benefits | 23,788,000 | 21,456,000 | 69,375,000 | 63,761,000
Other operating | 6,664,000 | 6,612,000 | 20,969,000 | 18,977,000
Rent | 601,000 | 602,000 | 1,790,000 | 1,736,000
Depreciation and amortization | 141,000 | 172,000 | 402,000 | 545,000
Total costs and expenses | 31,194,000 | 28,842,000 | 92,536,000 | 85,019,000
Income/(loss) from operations | 8,446,000 | 6,806,000 | 21,571,000 | 18,732,000
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 | 8,446,000 | 6,806,000 | 21,571,000 | 18,732,000
Unrealized gains on marketable equity securities | $ 0 | $ 0 | $ 0 | $ 0

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