Changes in Operations (Tables)

9 Months Ended

Sep. 30, 2014

Significant Changes in Operations [Abstract]

Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block]

The following acquisition-date fair values were assigned to the acquired net assets (dollars in thousands):

Materials and supplies	$	3,621
Prepaid expenses and other	116
Property and equipment	217,032
Deferred income tax assets	325
Total assets	221,094
Current portion of long-term debt	1,121
Accrued expenses	108
Long-term debt, less current portion	1,260
Net assets	$	218,605