Condensed Consolidated Balance Sheets (USD $) In Thousands	Jun. 30, 2011		Dec. 31, 2010
CURRENT ASSETS:
Cash and cash equivalents	$ 135,564	[1]	$ 130,914	[2]
Marketable securities	10,124	[1]	9,640	[2]
Accounts receivable, net of allowances of $3,701 and $3,440, respectively	128,802	[1]	119,893	[2]
Inventories	100,392	[1]	77,593	[2]
Deferred income tax assets	7,689	[1]	7,510	[2]
Income taxes receivable	2,388	[1]	6,061	[2]
Other current assets	11,689	[1]	10,156	[2]
Total current assets	396,648	[1]	361,767	[2]
PROPERTY AND EQUIPMENT, net	38,408	[1]	34,569	[2]
OTHER ASSETS:
Uncertain tax positions and deposits	8,795	[1]	8,874	[2]
Goodwill	46,515	[1]	48,360	[2]
Other intangible assets, net	46,579	[1]	48,421	[2]
Deferred income tax assets	5,059	[1]	3,166	[2]
Total assets	542,004	[1]	505,157	[2]
CURRENT LIABILITIES:
Accounts payable	48,828	[1]	56,185	[2]
Income taxes payable	2,967	[1]	3,602	[2]
Accrued payroll and employee benefits	13,688	[1]	23,202	[2]
Accrued warranty expense	8,820	[1]	7,144	[2]
Other accrued expenses	10,642	[1]	5,389	[2]
Customer deposits	11,013	[1]	6,803	[2]
Total current liabilities	95,958	[1]	102,325	[2]
LONG-TERM LIABILITIES:
Deferred income tax liabilities	5,176	[1]	5,155	[2]
Uncertain tax positions	14,176	[1]	14,176	[2]
Accrued warranty expense	5,476	[1]	5,805	[2]
Other long-term liabilities	5,565	[1]	3,728	[2]
Total liabilities	126,351	[1]	131,189	[2]
Commitments and contingencies (Note 16)		[1]		[2]
STOCKHOLDERS' EQUITY:
Preferred stock, $0.001 par value, 1,000 shares authorized, none issued and outstanding	0	[1]	0	[2]
Common stock, $0.001 par value, 70,000 shares authorized; 43,619 and 43,330 shares issued and outstanding, respectively	44	[1]	43	[2]
Additional paid-in capital	265,835	[1]	258,398	[2]
Retained earnings	120,945	[1]	88,453	[2]
Accumulated other comprehensive income	28,829	[1]	27,074	[2]
Total stockholders' equity	415,653	[1]	373,968	[2]
Total liabilities and stockholders' equity	$ 542,004	[1]	$ 505,157	[2]

[1] Amounts as of June 30, 2011 are unaudited.

[2] Amounts as of December 31, 2010 are derived from the December 31, 2010 audited Consolidated Financial Statements.