Organization and Summary of Significant Accounting Policies (Redeemable Preferred Stock) (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Class of Stock [Line Items]
Debt issuance cost	$ 3,808	$ 13	$ 5,074
Series A Preferred Stock
Class of Stock [Line Items]
Series A Preferred stock redemption price (in dollars per share)	$ 20
Debt issuance cost	$ 200
Parent Company
Class of Stock [Line Items]
Debt issuance cost	$ 3,808	$ 13	$ 5,074