Goodwill and Other Intangibles - Schedule of Intangible Assets (Details) - USD ($) $ in Thousands	Jun. 30, 2017	Dec. 31, 2016
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 11,634	$ 11,634
Accumulated Amortization	(11,512)	(11,499)
Net Intangible Assets	122	135
Membership lists [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	11,344	11,344
Accumulated Amortization	(11,344)	(11,344)
Net Intangible Assets	0	0
Management contracts [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	250	250
Accumulated Amortization	(158)	(146)
Net Intangible Assets	92	104
Trade names [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	40	40
Accumulated Amortization	(10)	(9)
Net Intangible Assets	$ 30	$ 31