Derivative Instruments Derivative Instruments Gain Loss Table (Tables)

6 Months Ended

Jun. 30, 2015

Derivative Instruments, Gain (Loss) [Line Items]

Schedule of Derivative Instruments, Effect on Other Comprehensive Income (Loss) [Table Text Block]

The effect of the interest rate swaps on the Consolidated Statement of Operations was as follows:

	Three Months Ended				Six Months Ended
	June 30, 2015		June 30, 2014		June 30, 2015		June 30, 2014		Income Statement Classification
Derivatives designated as hedges:
5 year interest rate swap	$	98	$	—	$	195	$	—	Increase to interest expense
10 year interest rate swap	147		—		293		—		Increase to interest expense
	$	245	$	—	$	488	$	—