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Accrued Expenses (Tables) | 12 Months Ended
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Dec. 31, 2014
Accrued Expenses [Abstract] |
Summary of Accrued Expenses | Accrued expenses as of December 31, 2014 and 2013 consisted of the following (in thousands):
|  | December 31, 2014 |  |  | December 31, 2013 |
Salaries and related costs |  | $ | 15,400 |  |  | $ | 11,686 |
Group health insurance claims |  |  | 2,116 |  |  |  | 2,023 |
Credit balances and overpayments due to patients and payors |  |  | 1,834 |  |  |  | 2,371 |
Other |  |  | 3,489 |  |  |  | 4,545 |
Total |  | $ | 22,839 |  |  | $ | 20,625 |

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