Consolidated Balance Sheet Condensed Consolidated Balance Sheet Parentheticals - $ / shares	Jun. 30, 2018	Dec. 31, 2017
Common Stock [Member]
Common Stock, Par or Stated Value Per Share	$ 0.00001	$ 0.00001
Common Stock, Shares Authorized	100,000,000	100,000,000
Common Stock, Shares, Issued	33,475,275	30,778,796
Common Stock, Shares, Outstanding	32,719,290	30,121,496
Preferred Stock [Member]
Preferred Stock, Par or Stated Value Per Share	$ 0.00001	$ 0.00001
Preferred Stock, Shares Authorized	10,000,000	10,000,000
Preferred Stock, Shares Issued	0	0
Preferred Stock, Shares Outstanding	0	0
Treasury Stock [Member]
Treasury Stock, Shares	755,985	657,300