Basis of Presentation (Details 2)	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Denominator used to compute basic and diluted earnings per share
Basic earnings per share - weighted average shares	10,337,488	10,246,335	10,321,905	10,230,719
Effect of dilutive securities:
Employee and director restricted stock units (in shares)	173,405	124,301	166,461	124,871
Warrants (in shares)	695,266	337,818	607,811	302,927
Diluted earnings per share - weighted average shares	11,206,159	10,708,454	11,096,177	10,658,517
Shares attributable to restricted stock units excluded from computation of weighted average dilutive shares	0	18,610	0	18,612