Lease Comitments Lease Commitments (Tables)

12 Months Ended

Dec. 31, 2014

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:

2015	$	61,466
2016	45,720
2017	33,389
2018	18,406
2019	12,889
Thereafter	16,902