Acquisitions (Unaudited Pro Forma Condensed Consolidated Income Statement Information) (Details) - JourneyCare [Member] - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
Mar. 31, 2022	Mar. 31, 2021
Business Acquisition [Line Items]
Net service revenues	$ 231,847	$ 219,920
Operating income	12,240	10,936
Net income	$ 7,629	$ 7,894
Basic income per share	$ 0.48	$ 0.50
Diluted income per share	$ 0.47	$ 0.49

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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The pro forma basic net income per share for a period as if the business combination or combinations had been completed at the beginning of a period.

+ References

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The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period.

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The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period.

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