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Employee Retirement Benefits Employee Retirement Benefits Policies (Policies)
12 Months Ended
Dec. 31, 2013
Defined Benefit Pension Plans and Defined Benefit Postretirement Plans Disclosure [Abstract]  
Postemployment Benefit Plans, Policy [Policy Text Block]
We sponsor both defined benefit plans and defined contribution plans for our employees, as well as a healthcare plan that provides certain health benefits for retired employees and their dependents. Net periodic benefit costs for defined benefit and healthcare plans, which are determined on an actuarial basis, and expenses for our defined contribution plans, are included in “Salaries and employee benefits expense” in our consolidated statements of operations and comprehensive income (loss).