Lease commitments (Tables)

12 Months Ended

Dec. 31, 2013

Lease commitments [Abstract]

Schedule of minimum total rental commitment under non-cancelable operating leases

At December 31, 2013, the minimum total rental commitment under such non-cancelable operating leases was as follows:

2014	$	438,000
2015		381,000
2016		227,000
2017		199,000
2018		204,000
Thereafter		162,000