Accumulated Other Comprehensive Income (Loss) (Details) - Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Parent [Member] - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance at beginning of period	$ 200	$ 280
Interest rate contract - Other comprehensive loss before reclassification	10	(784)
Interest rate contract - Amounts reclassified to net income	16	280
Balance at end of period	$ 226	$ (224)