Lease Comitments Lease Commitments (Tables)

12 Months Ended

Dec. 31, 2011

Lease Commitments [Abstract]

Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]

Aggregate minimum rental commitments under all non-cancelable operating leases, exclusive of real estate taxes, insurance, and leases related to facilities closed as a result of the integration of acquired businesses and the restructuring of the company, are as follows:

2012	$	61,749
2013	50,182
2014	32,312
2015	23,222
2016	15,468
Thereafter	26,555