Stockholders' Equity (Details) - USD ($) $ / shares in Units, $ in Thousands	9 Months Ended
	Sep. 30, 2015	Dec. 31, 2014	Dec. 31, 2011
Stockholders' Equity [Abstract]
Dividend declaration date	Aug. 06, 2013
Dividend date of record	Jul. 29, 2013
Number of warrants received for each share of common stock (in shares)	5
Number of warrants that entitle holder to purchase one share of common stock (in shares)	25
Warrant exercise price (in dollars per share)	$ 7.50
Minimum volume weighted average price per share (in dollars per share)	$ 15.00
Maximum number of common shares authorized to be repurchased (in shares)			100,000
Total number of shares authorized and available for repurchase (in shares)			540,000
Treasury Stock, Shares	79,664	79,716
Repurchased common stock, value	$ 572	$ 572