Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Current assets
Cash and cash equivalents	$ 46,713	$ 65,793
Short-term investments	86,292	9,260
Receivables
Trade, less allowance for credit losses of $5,690 and $5,201 as of June 30, 2020 and December 31, 2019, respectively	23,337	20,650
Related parties, less allowance for credit losses of $2,312 as of June 30, 2020 and December 31, 2019	294	600
Other	364	4,978
Inventory	12,729	16,097
Prepaid expenses and other	3,266	6,444
Current assets held for sale	0	110,821
Total current assets	172,995	234,643
Property, plant and equipment, net	46,956	60,969
Intangible assets, net	64,759	68,346
Goodwill	54,122	63,754
Investments in affiliates	859	1,461
Right-of-use assets	20,683	25,228
Other assets	1,341	1,362
Total assets	361,715	455,763
Current liabilities
Accounts payable	3,650	5,917
Accrued compensation and benefits	7,719	14,091
Other accrued liabilities	9,342	12,049
Deferred revenue, including $0 and $877 from related parties as of June 30, 2020 and December 31, 2019, respectively	6,592	5,697
Lines of credit	0	1,922
Current portion of long-term debt, including $31,680 and $31,211 to related parties as of June 30, 2020 and December 31, 2019, respectively	32,108	31,670
Current portion of lease liabilities	4,514	4,182
Related party payables	175	51
Current liabilities held for sale	0	47,333
Total current liabilities	64,100	122,912
Long-term debt, net of current portion, including $25,000 to related parties as of June 30, 2020 and December 31, 2019	191,205	186,321
Deferred revenue, net of current portion, including $31,020 and $30,182 from related parties as of June 30, 2020 and December 31, 2019, respectively	32,858	48,136
Lease liabilities, net of current portion	21,212	23,849
Deferred tax liabilities	2,698	2,834
Other long-term liabilities	100	0
Total liabilities	312,173	384,052
Commitments and contingencies (Note 16)
Shareholders' equity
Common stock, no par value, 400,000,000 shares authorized as of June 30, 2020 and December 31, 2019; 172,285,932 shares and 163,274,880 shares issued and outstanding as of June 30, 2020 and December 31, 2019, respectively	0	0
Additional paid-in capital	1,802,413	1,752,048
Accumulated deficit	(1,752,221)	(1,652,869)
Accumulated other comprehensive loss	(650)	(27,468)
Total shareholders' equity	49,542	71,711
Total liabilities and shareholders' equity	$ 361,715	$ 455,763