v2.4.0.8
Income Tax - Components of Deferred Income Tax Assets and Liabilities (Detail) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Income Tax Disclosure [Abstract]    
Compensation accruals $ 6,021 $ 3,544
Stock options 4,041 2,595
Inventory 243 197
Warranty reserves 333 330
Deferred rent 1,795 1,804
Deferred revenue 22,592 17,430
Federal net operating loss (NOL) 63,731 41,556
State NOL 5,228 3,435
UNICAP adjustment 3,611 3,333
Finite-lived intangible assets 19,487 21,018
Other 2,210 1,817
Total deferred income tax assets 129,292 97,059
Fixed assets (13,141) (8,514)
Indefinite-lived intangible assets (5,770) (4,949)
Other (111) (63)
Total deferred income tax liabilities (19,022) (13,526)
Total deferred income tax 110,270 83,533
Valuation allowance (116,040) (88,482)
Net deferred income tax liability $ (5,770) $ (4,949)