Supplemental Cash Flow Information (Details) - USD ($)	9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
Supplemental Cash Flow Elements [Abstract]
Interest paid	$ 842,000	$ 847,000
Income taxes paid	1,546,000	$ 248,000
Noncash Transaction, Common Stock Issued	4,000
Adjustments to Additional Paid in Capital, Other	$ 74,000