| 11. | Other liabilities |
Other liabilities were comprised of the following:
| December 31, | ||||||||
| 2013 | 2012 | |||||||
|
Payor refunds and retractions |
$ | 169,480 | $ | 163,520 | ||||
|
Contingent earn-out consideration |
6,577 | 142,244 | ||||||
|
Insurance and self-insurance accruals |
84,882 | 78,073 | ||||||
|
Accrued interest |
45,662 | 44,884 | ||||||
|
Other medical payables |
31,219 | 39,698 | ||||||
|
Held for sale |
— | 18,440 | ||||||
|
Accrued non-income tax liabilities |
18,366 | 17,976 | ||||||
|
Interest rate swap agreements |
12,069 | — | ||||||
|
Other |
96,167 | 58,530 | ||||||
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| $ | 464,422 | $ | 563,365 | |||||
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