Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2011

Commitments and Contingencies (Tables) [Abstract]

Lease income and rental expense from operating leases


	Year ended December 31,
(in thousands)	2011		2010		2009

Rental and service income – operating leases	$	68,124	$	60,700	$	73,575


Rental expense	$	16,303	$	20,023	$	24,271

Operating leases future minimum rentals and service income


(in thousands)	Future Rental and Service Income – Operating Leases		Future Minimum Rental Payments
Year ended December 31,
2012	$	53,848	$	12,575
2013		39,435		9,014
2014		26,676		6,572
2015		19,756		6,396
2016		14,704		6,174
Future years		22,923		10,230

	$	177,342	$	50,961

- Definition

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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