Income Taxes Income Taxes (Tables)

12 Months Ended

Dec. 31, 2013

Income Taxes [Abstract]

Schedule of Dividends Paid, Per Share [Table Text Block]

Per share dividend payments to common stockholders for the last three years are characterized for tax purposes as follows:

(Unaudited)	2013		2012		2011
Ordinary income	$	2.85895	$	2.62870	$	2.32042
Capital gain	0.16493		0.01130		0.32494
Return of capital	0.09612		—		0.06964
Dividends paid per common share	$	3.12	$	2.64	$	2.715