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Organization and Summary of Significant Accounting Policies Redeemable Noncontrolling Interest (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Redeemable Noncontrolling Interest [Roll Forward]
Redeemable noncontrolling interest, beginning of period	$ 0
Acquisition date value of noncontrolling interest	3,131
Net income attributable to redeemable noncontrolling interest	338	0	0
Other comprehensive loss attributable to noncontrolling interest	(356)
Redeemable noncontrolling interest, end of period	$ 3,113	$ 0

As of the reporting date, the aggregate carrying amount of all noncontrolling interests which are redeemable by the (parent) entity (1) at a fixed or determinable price on a fixed or determinable date, (2) at the option of the holder of the noncontrolling interest, or (3) upon occurrence of an event that is not solely within the control of the (parent) entity. This item includes noncontrolling interest holder's ownership (or holders' ownership) regardless of the type of equity interest (common, preferred, other) including all potential organizational (legal) forms of the investee entity.

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