Income Taxes (Summary of Uncertain Tax Positions Included in Income Tax Provision) (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2016	Mar. 31, 2015
Income Taxes [Abstract]
Current (provision) benefit for UTPs	$ (511)	$ 267
Deferred benefit (provision) for UTPs	192	(146)
Tax (provision) benefit for UTPs	$ (319)	$ 121

Income tax provision benefit for uncertain tax positions.

No definition available.

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration