Supplemental Cash Flow Information (Details) (USD $)	9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Supplemental Cash Flows, Noncash Transactions [Line Items]
Interest paid	$ 976,000	$ 886,000
Income taxes paid	195,000
Proceeds from Income Tax Refunds		1,437,000
Increase in additional paid-in capital	196,000
Directors [Member]
Supplemental Cash Flows, Noncash Transactions [Line Items]
Non-cash transaction, common stock issued	$ 27,000