|
Income Taxes - Additional Information (Detail) (USD $)
|
3 Months Ended | ||
|---|---|---|---|
|
Mar. 31, 2013
|
Mar. 31, 2012
|
Dec. 31, 2012
|
|
| Income Tax Contingency [Line Items] | |||
| Income tax expense | $ 3,066,000 | $ 4,685,000 | |
| Effective tax rate | 4.00% | ||
| Uncertain income tax position balance | $ 17,800,000 | $ 18,900,000 | |
|
Russia
|
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| Income Tax Contingency [Line Items] | |||
| Underlying tax rate | 20.00% | ||
|
Poland
|
|||
| Income Tax Contingency [Line Items] | |||
| Underlying tax rate | 19.00% | ||
|
Ukraine
|
|||
| Income Tax Contingency [Line Items] | |||
| Underlying tax rate | 19.00% | ||
|
Hungary
|
|||
| Income Tax Contingency [Line Items] | |||
| Underlying tax rate | 19.00% | ||
|
United States
|
|||
| Income Tax Contingency [Line Items] | |||
| Underlying tax rate | 35.00% | ||