Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
CURRENT ASSETS:
Cash and cash equivalents	$ 209,273	$ 158,443
Marketable securities	5,784	11,986
Accounts receivable, net of allowances of $8,936 and $8,739, respectively	66,162	54,959
Inventory, Net	57,227	52,573
Deferred income tax assets	6,027	6,004
Income taxes receivable	1,875	9,040
Other current assets	8,978	7,868
Disposal Group, Including Discontinued Operation, Assets, Current	31,517	41,902
Total current assets	386,843	342,775
Property and equipment, net	11,167	9,645
OTHER ASSETS:
Deposits and other	1,678	1,729
Goodwill	43,342	42,729
Other intangible assets, net	31,408	34,141
Deferred income tax assets	30,231	30,398
Disposal Group, Including Discontinued Operation, Assets, Noncurrent	285	1,271
Total assets	504,954	462,688
CURRENT LIABILITIES:
Accounts payable	36,951	27,246
Income taxes payable	8,611	13,972
Accrued payroll and employee benefits	8,289	9,175
Other accrued expenses	13,435	13,891
Customer deposits	6,472	3,319
Disposal Group, Including Discontinued Operation, Liabilities, Current	24,910	36,481
Total current liabilities	98,668	104,084
LONG-TERM LIABILITIES:
Deferred income tax liabilities	1,213	1,181
Uncertain tax positions	3,976	2,086
Deferred Revenue, Noncurrent	41,555	45,584
Other long-term liabilities	17,626	18,871
Disposal Group, Including Discontinued Operation, Liabilities, Noncurrent	20,104	27,302
Total liabilities	183,142	199,108
STOCKHOLDERS' EQUITY:
Preferred Stock, Shares Outstanding	0	0
Common stock, $0.001 par value, 70,000 shares authorized; 39,676 and 39,756 issued and outstanding, respectively	40	40
Additional paid-in capital	200,267	195,096
Retained earnings	120,722	67,910
Accumulated other comprehensive income	783	534
Total stockholders' equity	321,812	263,580
Total liabilities and stockholders' equity	$ 504,954	$ 462,688