Restructuring Charges (Details) (USD $)	0 Months Ended	3 Months Ended	9 Months Ended
	Jun. 13, 2013	Jun. 30, 2013	Sep. 30, 2013 Maximum [Member] Employee Termination And Moving Costs [Member]	Sep. 30, 2013 Minimum [Member] Employee Termination And Moving Costs [Member]
Restructuring Cost and Reserve [Line Items]
Expected annual cost reduction amount	$ 3,000,000
Incurred restructuring charges		199,000
Expected amount of restructuring charges to be incurred			$ 200,000	$ 100,000