SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)

9 Months Ended

Sep. 30, 2020

Accounting Policies [Abstract]

Schedule of inventory

Inventory consisted of the following:

(In thousands)	September 30, 2020		December 31, 2019
Raw materials	$	33,842	$	24,958
Semi-finished and finished goods	46,585		36,766
Total inventory	$	80,427	$	61,724

Schedule of potentially issuable common shares not included in the computation of diluted net loss per share because they would have an anti-dilutive effect

The following potentially issuable common shares were not included in the computation of diluted net loss per share because they would have an anti-dilutive effect due to net losses for each period:

​	September 30,
(In thousands)	2020	2019
Shares issuable in connection with acquisitions	157	—
Shares issuable upon exercise of stock options	2,429	2,199
Shares issuable upon the release of restricted stock awards	4,654	3,902
Shares issuable upon conversion of convertible notes	20,309	12,197
​	27,549	18,298