Defined Benefit Plan (Details Textual) (USD $) In Thousands, unless otherwise specified	3 Months Ended			9 Months Ended
	Dec. 31, 2013	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Defined Benefit Plan (Textual) [Abstract]
Employer contributions		$ 178	$ 173	$ 539	$ 544
Additional employer contributions, expected to be paid during the remainder of fiscal year	$ 128