Commitments, Contingencies, and Concentrations (Tables)

12 Months Ended

Dec. 31, 2013

Commitments, Contingencies, and Concentrations [Abstract]

Operating Lease Commitments

We own most of our major facilities, but lease certain office space, land and equipment under principally non-cancelable operating leases.Rental expense was $2,926,000, $2,214,000 and $1,853,000 for the years ended December 31, 2013, 2012 and 2011. At December 31, 2013, future minimum operating lease obligations are as follows:

(Dollars in thousands)
For fiscal years ending:
2014	$	2,583
2015		2,380
2016		1,577
2017		1,390
2018		809
Thereafter		2,441
Total	$	11,180