Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2012

Schedule of future minimum rental payments

Commitments for future minimum rental payments with terms in excess of one year at December 31, 2012 are as follows (in thousands):

	December 31,
	2012
2013	$	12,930
2014	9,067
2015	7,901
2016	6,682
2017	6,203
Thereafter	22,922
Total	$	65,705

Schedule of guarantees

We have issued the following guarantees that are not recorded on our accompanying balance sheet (dollars in thousands):

	Term	Maximum Potential Undiscounted Payments as of December 31, 2012
Performance guarantees through letters of credit(1)	2013-2017	$	246,017
Standby letters of credit	2013	13,466
Commercial letters of credit	2013	1,736
Bid bonds and performance bonds(1)	2013-2018	82,325
Maximum potential undiscounted payments		$	343,544

(1) We have issued guarantees to third parties to ensure performance of our obligations, some of which may be fulfilled by third parties.

- Definition

Tabular disclosure of 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.

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