Note 3 - Revenue (Tables)

6 Months Ended

Jun. 30, 2018

Revenue From Contract With Customer [Abstract]

Schedule of Disaggregation of Revenue

The Company’s revenue streams are presented in the following table:

	Three Months Ended		Six Months Ended
	June 30, 2018		June 30, 2018
Single-use products	$	75,312	$	147,213
Multi-use products		66,594		129,273
Service revenue		5,308		9,858
Total gross sales	$	147,214	$	286,344

Schedule of Changes in the Contract Assets

The following table details the significant changes in contract assets during the six months ended June 30, 2018:

	Contract Assets
Balance as of January 1, 2018	$	51,896
Revenue recognized from performance obligations    satisfied		145,820
Transferred to trade receivables		(89,551	)
Currency impact		(1,082	)
Balance as of June 30, 2018	$	107,083