Subsequent Events (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended		0 Months Ended	3 Months Ended	6 Months Ended	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2013	Dec. 31, 2012	Jan. 27, 2014 Subsequent Event [Member] Person	Mar. 31, 2014 Forecast [Member] Subsequent Event [Member]	Jun. 30, 2014 Forecast [Member] Subsequent Event [Member]	Jun. 30, 2015 Forecast [Member] Subsequent Event [Member]
Subsequent Event [Line Items]
Restructuring and other charges	$ 97	$ 217	$ 82	$ 5,201		$ 3,325	$ 4,900	$ 4,200
Number of positions eliminated					54