Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Current assets:
Cash and cash equivalents	$ 100,575	$ 3,044
Restricted cash	663	0
Accounts receivable, net of allowance for doubtful accounts of $1,527 and $1,190 at December 31, 2019 and 2018, respectively	15,638	37,047
Inventories, net	21,697	27,289
Income taxes receivable	631	3,161
Assets held for sale	0	118,470
Other current assets	13,191	5,771
Total current assets	152,395	194,782
Property and equipment, net	39,829	45,485
Operating lease right-of-use assets	16,388	0
Deferred tax assets, net	152	18,663
Other intangible assets, net	23,083	26,827
Other long-term assets	0	126
TOTAL ASSETS	231,847	285,883
Current liabilities:
Accounts payable	16,231	15,011
Accrued liabilities	24,552	10,335
Interest payable	0	8
Liabilities held for sale	0	9,174
Current portion of lease liabilities	541	0
Long-term debt, classified as current	0	49,731
Total current liabilities and total liabilities	41,324	84,259
Long-term operating lease liabilities	16,973
Long-term finance lease liabilities	158	0
Deferred tax liabilities, net	116	0
TOTAL LIABILITIES	58,571	84,259
Commitments and contingencies (Note16)
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; 63,656,897 shares issued and 57,882,396 shares outstanding at December 31, 2019; 62,162,875 shares issued and 57,342,279 shares outstanding at December 31, 2018	6	6
Additional paid-in capital	347,564	343,536
Accumulated other comprehensive income (loss)	(966)	(1,116)
Retained earnings (accumulated deficit)	(139,844)	(107,565)
Treasury stock, at cost; 4,145,481 and 3,770,224 shares at December 31, 2019 and 2018, respectively	(33,484)	(33,237)
Total stockholders’ equity	173,276	201,624
TOTAL LIABILITIES AND STOCKHOLDERS’ EQUITY	$ 231,847	$ 285,883