Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Current assets
Cash and cash equivalents	$ 53,925	$ 39,572
Restricted cash		14,369
Accounts receivable, net of allowances of $8,925 and $8,396, respectively	61,187	57,848
Inventories	80,124	63,346
Prepaid expenses and other current assets	18,172	19,238
Total current assets	213,408	194,373
Property, plant and equipment, net	46,678	48,916
Patents and other intangible assets, net	9,915	7,461
Goodwill	53,565	53,565
Deferred income taxes	47,052	47,325
Other long-term assets	15,683	20,463
Total assets	386,301	372,103
Current liabilities
Accounts payable	13,352	14,353
Other current liabilities	60,718	69,088
Total current liabilities	74,070	83,441
Other long-term liabilities	26,920	25,185
Total liabilities	100,990	108,626
Contingencies (Note 6)
Shareholders’ equity
Common shares $0.10 par value; 50,000,000 shares authorized; 18,212,916 and 17,828,155 issued and outstanding as of September 30, 2017 and December 31, 2016, respectively	1,821	1,783
Additional paid-in capital	215,778	204,095
Retained earnings	68,834	64,179
Accumulated other comprehensive loss	(1,122)	(6,580)
Total shareholders’ equity	285,311	263,477
Total liabilities and shareholders’ equity	$ 386,301	$ 372,103

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).

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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.