Fair Value (Changes in Level 3 Liabilities) (Details) - Level 3 [Member] - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Balance, beginning	$ 0	$ 0	$ 0	$ 13	$ 14	$ 14
Fair value adjustment	0	0	0	0	(1)	0
Balance, ending	$ 0	$ 0	$ 0	$ 13	$ 13	$ 14