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Guarantees | 12 Months Ended
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Dec. 31, 2014
Guarantees [Abstract] |
Guarantees | Guarantees We provide warranties on certain of our products at the time of sale. The standard warranty period for our capital and reusable equipment is generally one year. Liability under service and warranty policies is based upon a review of historical warranty and service claim experience. Adjustments are made to accruals as claim data and historical experience warrant. Changes in the carrying amount of service and product warranties for the year ended December 31, are as follows:
| 2014 |  | 2013 |  | 2012
Balance as of January 1, | $ | 2,422 |  |  | $ | 3,636 |  |  | $ | 3,618 |
Provision for warranties | 3,492 |  |  | 3,061 |  |  | 4,163 |
Claims made | (3,628 | ) |  | (4,275 | ) |  | (4,145 | )
Balance as of December 31, | $ | 2,286 |  |  | $ | 2,422 |  |  | $ | 3,636 |

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- Definition The entire disclosure for each guarantee obligation, or each group of similar guarantee obligations, including (a) the nature of the guarantee, including its term, how it arose, and the events or circumstances that would require the guarantor to perform under the guarantee; (b) the maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee; (c) the current carrying amount of the liability, if any, for the guarantor's obligations under the guarantee; and (d) the nature of any recourse provisions under the guarantee, and any assets held either as collateral or by third parties, and any relevant related party disclosure. Excludes disclosures about product warranties. + References No definition available. + Details
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