Investments (Tables)

12 Months Ended

Dec. 31, 2014

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Schedule of Fair Value of Investments

	Note
	receivable-
Description	current		Investments
Balance at December 31, 2013	$	—	$	2,650
Total gains or (losses) (realized or unrealized)		—		—
Purchases		—		1,380
Sales		—		—
Transfers		150		(150	)
Balance at December 31, 2014	$	150	$	3,880