Lease Commitments	12 Months Ended
Lease Commitments	Dec. 31, 2010
Lease Commitments
Lease Commitments	15. LEASE COMMITMENTS Rental expenses for operating leases amounted to $17.2 million, $15.4 million and $16.9 million in 2010, 2009 and 2008, respectively. These expenses relate primarily to building leases of the Company. At December 31, 2010, future minimum rental payments under non-cancelable operating leases were approximately $42.9 million, payable as follows: 2011 - $14.1 million; 2012 - $10.8 million; 2013 - $8.8 million; 2014 - $5.8 million and $3.4 million thereafter. It is expected that in the normal course of business, leases that expire may be renewed or replaced by leases on other property and equipment.

General description of lessee's leasing arrangements including: (1) The basis on which contingent rental payments are determined, (2) The existence and terms of renewal or purchase options and escalation clauses, (3) Restrictions imposed by lease arrangements, such as those concerning dividends, additional debt, and further leasing, (4) Rent holidays, rent concessions, or leasehold improvement incentives and unusual provisions or conditions. Disclosure may also include the specific period used to amortize material leasehold improvements made at the inception of the lease or during the lease term. Additionally, for operating leases having initial or remaining noncancelable lease terms in excess of one year: (a) future minimum rental payments required as of the date of the latest balance sheet presented, in the aggregate and for each of the five succeeding fiscal years, (b) the total of minimum rentals to be received in the future under noncancelable subleases as of the date of the latest balance sheet presented, and (c) for all operating leases, rental expense for each period for which an income statement is presented, with separate amounts for minimum rentals, contingent rentals, and sublease rentals. Rental payments under leases with terms of a month or less that were not renewed need not be included.

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