Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents	$ 46,904	$ 18,682
Accounts receivable, net of allowances of $338 and $395, respectively	43,790	42,832
Inventories	19,146	20,192
Prepaid expenses and other current assets	4,548	6,345
Income taxes receivable	5,590	4,164
Total current assets	119,978	92,215
Plant, equipment, leasehold improvements and operating lease right-of-use assets, net	39,928	42,088
Intangible assets, net	29,653	30,802
Goodwill	47,150	47,150
Other assets	681	1,232
Total assets	237,390	213,487
Current liabilities:
Accounts payable	13,772	16,482
Accrued expenses	20,973	22,820
Deferred revenue and customer deposits	645	468
Total current liabilities	35,390	39,770
Long-term debt	333,890	307,778
Deferred income taxes	7,495	6,896
Other long-term liabilities	10,598	11,478
Total liabilities	387,373	365,922
Commitments and contingencies (Note 15)
Stockholders’ deficit:
Common stock; $0.001 par value—100,000,000 shares authorized; 11,229,819 and 11,224,191 shares issued and outstanding at March 31, 2020 and December 31, 2019, respectively	11	11
Capital deficiency	(111,953)	(111,988)
Accumulated loss	(38,041)	(40,458)
Total stockholders’ deficit	(149,983)	(152,435)
Total liabilities and stockholders’ deficit	$ 237,390	$ 213,487