Employee Benefit Plans (Details 3) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013
Pension Benefits [Member]
Summary of benefits which reflect expected future service expected to be paid out
2014	$ 1,081
2015	1,104
2016	1,124
2017	1,167
2018	1,232
2019 and thereafter	6,805
Total	12,513
Postretirement Benefits [Member]
Summary of benefits which reflect expected future service expected to be paid out
2014	4
2015	4
2016	4
2017	4
2018	5
2019 and thereafter	26
Total	$ 47