CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2018	Dec. 31, 2017	Jun. 30, 2017
Current assets
Cash and cash equivalents	$ 5,029	$ 8,250	$ 6,305
Accounts receivable, net	18,067	22,246	16,982
Inventories	31,330	31,733	30,623
Prepaid expenses and other current assets	7,111	4,832	5,465
Total current assets	61,537	67,061	59,375
Property and equipment, net	7,690	8,417	9,651
Goodwill	8,409	8,380	8,340
Intangible assets, net	87,954	89,332	90,669
Other assets	2,207	484	514
Total assets	167,797	173,674	168,549
Current liabilities
Accounts payable and accrued expenses	26,010	22,204	20,206
Short-term convertible note		13,694	13,436
Current portion of long-term debt	3,750	2,813	1,875
Total current liabilities	29,760	38,711	35,517
Line of credit	20,428	21,254	17,492
Convertible notes	14,521	13,866	13,242
Long-term debt, net of current portion	43,173	44,896	45,991
Deferred income taxes, net	5,355	6,650	13,416
Other liabilities	3,790	3,554	3,609
Total liabilities	117,027	128,931	129,267
Commitments and contingencies (Note 14)
Equity
Common stock, $0.10 par value: 100,000,000 shares authorized, 14,079,480, 13,488,366 and 13,317,281 shares issued and outstanding at June 30, 2018, December 31, 2017 and June 30, 2017, respectively	1,408	1,349	1,332
Additional paid-in capital	75,676	61,314	59,962
Accumulated other comprehensive income (loss)	412	271	125
Accumulated deficit	(27,190)	(18,196)	(22,142)
Total equity	50,770	44,743	39,282
Total liabilities and equity	167,797	173,674	168,549
Series A
Equity
Convertible preferred stock	5	$ 5	$ 5
Series A-1
Equity
Convertible preferred stock	$ 459

Sum of the carrying values as of the balance sheet date of obligations incurred through that date and due within one year (or the operating cycle, if longer), including liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received, taxes, interest, rent and utilities, accrued salaries and bonuses, payroll taxes and fringe benefits.

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- Definition

Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.