Retirement Plans (Details Narrative) (USD $)	12 Months Ended
Dec. 31, 2012	Dec. 31, 2011
Contributions by employer	$ 5,000	$ 14,000
Contributions to pension plans	$ 439,000	$ 346,000
Minimum [Member]
Percentage of contributions by employer	2.00%
Maximum [Member]
Percentage of contributions by employer	8.00%

This represents the entire liability recognized in the balance sheet that is associated with the defined benefit pension plans.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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+ Details