Operating Lease Commitments And Rent Expense

12 Months Ended

Dec. 31, 2011

Operating Lease Commitments And Rent Expense [Abstract]

Operating Lease Commitments And Rent Expense

7.	Operating Lease Commitments and Rent Expense

We lease certain equipment and operating facilities, including our primary operating facility which is leased from a partnership described in Note 8, Related Party Transactions, under noncancelable operating leases. Approximate future minimum rental payments as of December 31, 2011 under these leases are summarized as follows:


(in thousands)

2012	$	3,478
2013		1,442
2014		1,233
2015		1,179
2016		1,168
Thereafter		2,044

Total	$	10,544

Rent expense, including payments for short-term equipment and storage rentals, was $ 4.4 million in 2011, $3.9 million in 2010 and $4.3 million in 2009.

- Definition

Tabular disclosure of a 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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