XML 20 R70.htm IDEA: XBRL DOCUMENT v2.4.0.6
Components of Deferred Tax Assets and Deferred Tax Liabilities (Detail) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2012
Dec. 31, 2011
Deferred tax assets    
Tax credits and loss carryforwards $ 51,811 $ 75,836
Accrued liabilities 6,816 4,952
Incentive compensation 12,913 8,988
Other 6,897 5,800
Deferred Tax Assets, Gross 78,437 95,576
Deferred tax liabilities    
Property, plant and equipment (163) (828)
Intangibles (4,026) (3,421)
Prepaid assets (1,160) (413)
Convertible note equity component (7,846) 0
Other (231) (242)
Deferred tax liability (13,426) (4,904)
Net deferred tax asset before valuation allowances and reserves 65,011 90,672
Valuation allowances (1,852) (81,267)
Uncertain tax positions 0 (9,405)
Net deferred tax asset $ 63,159 $ 0