Organization, Basis of Presentation and Summary of Significant Policies (Tables)

6 Months Ended

Jun. 30, 2019

Accounting Policies [Abstract]

Fair Value, Assets Measured on Recurring Basis [Table Text Block]

The following table summarizes the cash and cash equivalents measured at fair value on a recurring basis as of June 30, 2019:

	Level 1		Level 2		Level 3		Balance at June 30, 2019
Cash and cash equivalents	$	57,215	$	—	$	—		57,215