Accrued Expenses (Details) - USD ($) $ in Thousands |
Dec. 31, 2016 |
Sep. 30, 2016 |
[1] | Jun. 30, 2016 |
[1] | Mar. 31, 2016 |
[1] | Dec. 31, 2015 |
Sep. 30, 2015 |
[1] | Jun. 30, 2015 |
[1] | Mar. 31, 2015 |
[1] | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Payables and Accruals [Abstract] | |||||||||||||||||
| Salaries and related costs | $ 10,569 | $ 9,414 | |||||||||||||||
| Credit balances and overpayments due to patients and payors | 3,880 | 1,472 | |||||||||||||||
| Group health insurance claims | 2,499 | 2,276 | |||||||||||||||
| Other | 4,808 | 3,434 | |||||||||||||||
| Total | $ 21,756 | $ 23,216 | $ 26,273 | $ 20,684 | $ 16,596 | [1] | $ 18,287 | $ 19,446 | $ 18,178 | ||||||||
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