Consolidated Balance Sheets - USD ($)	Dec. 31, 2018	Dec. 31, 2017
Current assets:
Cash and cash equivalents	$ 27,938,960	$ 45,412,868
Marketable securities	8,290,679	4,672,476
Accounts receivable, net of allowances	7,844,249	8,395,112
Inventories, net	12,078,343	6,737,848
Prepaid and other current assets	2,963,806	3,466,541
Total current assets	59,116,037	68,684,845
Property and equipment, net	771,213	528,882
Intangible assets, net	33,655,099	21,444,545
Goodwill	784,000	0
Deferred tax assets, net	87,210	87,210
Other assets	2,531,309	2,486,830
Total assets	112,693,868	93,232,312
Current liabilities:
Accounts payable	11,093,297	8,979,929
Other current liabilities	16,710,927	8,714,814
Total current liabilities	27,804,224	17,694,743
Revolving line of credit	20,000,000	9,800,000
Other long-term liabilities	9,319,143	1,815,968
Total liabilities	57,123,367	29,310,711
Commitments and contingencies
Shareholders’ equity:
Common stock – no par value; 100,000,000 shares authorized; 15,723,075 and 16,074,176 shares issued and outstanding as of December 31, 2017 and 2016, respectively	51,098,613	52,410,941
Retained earnings	4,746,154	11,709,222
Total shareholders’ equity	55,844,767	64,120,163
Noncontrolling interests	(274,266)	(198,562)
Total equity	55,570,501	63,921,601
Total liabilities and equity	$ 112,693,868	$ 93,232,312

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

Name:	us-gaap_AccountsPayableCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- 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.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 8
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130549-203045

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(3))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682