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Settlement of Pension Liability (Details Textual) (USD $)	1 Months Ended
	Dec. 31, 2014
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Benefits Paid	$ 688,000us-gaap_DefinedBenefitPlanBenefitsPaid
Defined Benefit Plan, Settlements, Benefit Obligation	$ 332,000

The amount of payments made for which participants are entitled under a pension plan, including pension benefits, death benefits, and benefits due on termination of employment. Also includes payments made under a postretirement benefit plan, including prescription drug benefits, health care benefits, life insurance benefits, and legal, educational and advisory services. This item represents a periodic decrease to the plan obligations and a decrease to plan assets.

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