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Commitments and Contingencies (Tables)
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Dec. 31, 2011
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| Commitments and Contingencies [Abstract] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block] |
Future minimum rental payments, including escalation clauses, under leases with terms of one year or more at December 31, 2011 were as follows:
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- Details
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- Definition
Tabular disclosure of future minimum payments required in the aggregate and for each of the five succeeding fiscal years for operating leases having initial or remaining noncancelable lease terms in excess of one year and the total minimum rentals to be received in the future under noncancelable subleases as of the balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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