Unaudited Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2019	Dec. 31, 2018
Current assets:
Cash and cash equivalents	$ 106,994	$ 3,044
Restricted cash	663	0
Accounts receivable, net of allowance for doubtful accounts of $1,520 and $1,190 at September 30, 2019 and December 31, 2018, respectively	15,014	37,047
Inventories, net	24,333	27,289
Income taxes receivable	313	3,161
Assets held for sale	0	118,470
Other current assets	19,181	5,771
Total current assets	166,498	194,782
Property and equipment, net	41,180	45,485
Operating lease right-of-use assets	17,625
Deferred tax assets, net	476	18,663
Other intangible assets, net	23,578	26,827
Other long-term assets	0	126
TOTAL ASSETS	249,357	285,883
Current liabilities:
Accounts payable	10,578	15,011
Accrued liabilities	7,797	10,335
Income taxes payable	276	0
Interest payable	0	8
Liabilities held for sale	0	9,174
Current portion of lease liabilities	762
Long-term debt, classified as current	0	49,731
Total current liabilities	19,413	84,259
Long-term operating lease liabilities	17,945
Long-term finance lease liabilities	172
Deferred tax liabilities, net	116	0
Total liabilities	37,646	84,259
Commitments and contingencies
Stockholders’ equity:
Preferred stock, $0.0001 par value, 100,000 shares authorized; no shares issued and outstanding	0	0
Common stock, $0.0001 par value, 80,000,000 shares authorized; 63,038,397 shares issued and 58,909,280 shares outstanding at September 30, 2019; 62,162,875 shares issued and 57,342,279 shares outstanding at December 31, 2018	6	6
Additional paid-in capital	346,392	343,536
Accumulated other comprehensive loss	(962)	(1,116)
Retained earnings (accumulated deficit)	(100,281)	(107,565)
Treasury stock, at cost; 4,129,117 and 3,770,224 shares at September 30, 2019 and December 31, 2018, respectively	(33,444)	(33,237)
Total stockholders’ equity	211,711	201,624
TOTAL LIABILITIES AND STOCKHOLDERS’ EQUITY	$ 249,357	$ 285,883