CONSOLIDATED BALANCE SHEETS (Unaudited) (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended		12 Months Ended
	Dec. 31, 2013 Common Stock [Member]	Sep. 30, 2014 Common Stock [Member]	Dec. 31, 2013 Nonvoting Common Stock [Member]	Sep. 30, 2014 Nonvoting Common Stock [Member]
Common stock, par value (dollars per share)	$ 0.01	$ 0.01	$ 0.01	$ 0.01
Common stock, shares issued (in shares)	3,177,090	3,180,300	2,618,005	2,614,821
Common stock, shares outstanding (in shares)	3,177,090	3,180,300	2,618,005	2,614,821
Reverse stock split	1-for-20		1-for-20