Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Current assets:
Cash and cash equivalents	$ 269,232	$ 270,811
Short-term investments	116,050	120,572
Restricted cash		539
Accounts receivable, net	49,524	60,085
Inventories	77,469	61,471
Deferred cost of sales	2,100	5,076
Prepaid expenses and other current assets	22,760	23,132
Assets held for sale	5,000	6,000
Deferred income taxes		7,976
Total current assets	542,135	555,662
Property, plant and equipment, net	79,590	78,752
Intangible assets, net	131,674	159,308
Goodwill	114,908	114,959
Deferred income taxes	1,384	1,180
Other assets	21,098	19,594
Total assets	890,789	929,455
Current liabilities:
Accounts payable	30,074	18,111
Accrued expenses and other current liabilities	49,393	48,418
Customer deposits and deferred revenue	76,216	96,004
Income taxes payable	6,208	5,441
Deferred income taxes		120
Current portion of long-term debt	340	314
Total current liabilities	162,231	168,408
Deferred income taxes	11,211	16,397
Long-term debt	1,193	1,533
Other liabilities	1,539	4,185
Total liabilities	$ 176,174	$ 190,523
Stockholders' equity:
Preferred stock, 500,000 shares authorized; no shares issued and outstanding
Common stock, $0.01 par value; 120,000,000 shares authorized; 40,995,694 shares issued and 40,526,902 shares outstanding at December 31, 2015; and 40,360,069 shares issued and outstanding at December 31, 2014	$ 410	$ 404
Additional paid-in capital	767,137	750,139
Accumulated deficit	(45,058)	(13,080)
Accumulated other comprehensive income	1,348	1,469
Treasury stock, at cost, 468,792 shares at December 31, 2015	(9,222)
Total stockholders' equity	714,615	738,932
Total liabilities and stockholders' equity	$ 890,789	$ 929,455

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.