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Goodwill and Intangible Assets (Details) - USD ($)	6 Months Ended	9 Months Ended
Goodwill and Intangible Assets (Details) - USD ($)	Jun. 30, 2017	Sep. 30, 2016	Dec. 31, 2016	Nov. 01, 2013
Goodwill [Line Items]
Goodwill	$ 33,899,000		$ 33,899,000
HCN
Goodwill [Line Items]
Goodwill				$ 38,600,000
Business combination, identified intangible assets				$ 8,100,000
Goodwill impairment loss	$ 0	$ 4,700,000