Long-Term Debt (Tables)

6 Months Ended

Jun. 30, 2013

Long-Term Debt [Abstract]

Interest Margin [Table Text Block]

Total Leverage Ratio (as defined)	Applicable Margin
>=5.5	3.00%
>=5.0 but <5.5	2.75%
>=4.5 but <5.0	2.50%
>=4.0 but <4.5	2.25%
<4.0	2.00%