Significant components of prepaid expenses and other current assets as of December 31 are summarized as follows:
| (in thousands) | 2013 | 2012 | ||||||
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Prepaid expenses |
$ | 42,341 | 24,615 | |||||
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Supplies inventory |
12,927 | 8,881 | ||||||
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Other |
41,427 | 36,710 | ||||||
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Total |
$ | 96,695 | 70,206 | |||||
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