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Borrowings - Additional Information (Detail)
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12 Months Ended | 1 Months Ended | 12 Months Ended | 12 Months Ended | 1 Months Ended | 12 Months Ended | 1 Months Ended | 12 Months Ended | 1 Months Ended | 12 Months Ended | 1 Months Ended | 12 Months Ended | 12 Months Ended | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Dec. 31, 2012
USD ($)
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Dec. 31, 2011
USD ($)
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Dec. 31, 2010
USD ($)
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Dec. 31, 2012
RUB
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Aug. 02, 2012
USD ($)
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Aug. 02, 2012
HUF
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Dec. 31, 2012
Related Party
USD ($)
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Dec. 31, 2012
Related Party
PLN
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Dec. 31, 2011
Related Party
USD ($)
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Dec. 31, 2011
Related Party
PLN
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Dec. 02, 2009
9.125% Senior Secured Notes Due 2016
USD ($)
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Dec. 09, 2010
8.875% Senior Secured Notes Due 2016
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Dec. 02, 2009
8.875% Senior Secured Notes Due 2016
EUR (€)
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Mar. 31, 2008
Convertible Senior Notes Due 2013
USD ($)
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Mar. 07, 2008
Convertible Senior Notes Due 2013
USD ($)
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Dec. 31, 2012
Convertible Senior Notes Due 2013
USD ($)
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Dec. 31, 2011
Convertible Senior Notes Due 2013
USD ($)
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Dec. 31, 2010
Convertible Senior Notes Due 2013
USD ($)
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Dec. 31, 2012
Senior Notes due March 18, 2013 (New Debt)
USD ($)
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Dec. 31, 2011
Senior Notes due March 18, 2013 (New Debt)
USD ($)
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Mar. 15, 2013
Notes Due Two Thousand Thirteen
Restructuring Transactions
USD ($)
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Dec. 31, 2012
Convertible Senior Notes due 2016
USD ($)
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Dec. 31, 2011
Convertible Senior Notes due 2016
USD ($)
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Dec. 09, 2010
Additional Debt
USD ($)
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Dec. 09, 2010
Additional Debt
EUR (€)
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Dec. 31, 2012
Convertible Note
USD ($)
Tranche
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Jan. 04, 2010
Senior Secured Notes due 2016
USD ($)
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Jan. 04, 2010
Senior Secured Notes due 2016
EUR (€)
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Dec. 09, 2010
Senior Secured Notes due 2016
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Dec. 02, 2009
Senior Secured Notes due 2016
8.875% Senior Secured Notes Due 2016
USD ($)
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Dec. 31, 2012
Zenit Bank, Alfa Bank And Raiffeisen Bank
USD ($)
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Dec. 31, 2012
Zenit Bank, Alfa Bank And Raiffeisen Bank
EUR (€)
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Dec. 31, 2012
Alfa Bank
USD ($)
Tranche
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Dec. 31, 2012
Alfa Bank
EUR (€)
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Jul. 31, 2008
Alfa Bank
Loan Agreement
USD ($)
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Jul. 31, 2008
Alfa Bank
Loan Agreement
EUR (€)
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Dec. 31, 2012
Alfa Bank
Loan Agreement
USD ($)
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Dec. 31, 2012
Alfa Bank
Loan Agreement
EUR (€)
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Dec. 31, 2012
Alfa Bank
Loan Agreement
Minimum
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Dec. 31, 2012
Alfa Bank
Loan Agreement
Maximum
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Dec. 31, 2012
Zenit Bank
Tranche
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Aug. 31, 2012
Zenit Bank
Loan Agreement
USD ($)
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Aug. 31, 2012
Zenit Bank
Loan Agreement
EUR (€)
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Dec. 31, 2012
Zenit Bank
Loan Agreement
USD ($)
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Dec. 31, 2012
Zenit Bank
Loan Agreement
EUR (€)
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Dec. 31, 2012
Zenit Bank
Loan Agreement
Minimum
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Dec. 31, 2012
Zenit Bank
Loan Agreement
Maximum
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Dec. 31, 2012
Raiffeisen Bank
USD ($)
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Dec. 31, 2012
Raiffeisen Bank
EUR (€)
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Oct. 30, 2012
Raiffeisen Bank
Loan Agreement
USD ($)
Tranche
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Oct. 30, 2012
Raiffeisen Bank
Loan Agreement
EUR (€)
Tranche
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Dec. 31, 2012
Raiffeisen Bank
Loan Agreement
USD ($)
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Dec. 31, 2012
Raiffeisen Bank
Loan Agreement
EUR (€)
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Dec. 31, 2012
Unicredit And JSC Grand Invest Bank
Loan Agreement
USD ($)
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Dec. 31, 2012
Unicredit And JSC Grand Invest Bank
Loan Agreement
RUB
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Dec. 31, 2012
MKB Bank
Loan Agreement
USD ($)
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Dec. 31, 2012
MKB Bank
Loan Agreement
RUB
|
Dec. 31, 2012
Outstanding Loan Balance
Loan Agreement
USD ($)
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Dec. 31, 2012
Outstanding Loan Balance
Loan Agreement
RUB
|
Dec. 31, 2012
JSC Grand Invest Bank
Loan Agreement
USD ($)
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Dec. 31, 2012
JSC Grand Invest Bank
Loan Agreement
RUB
|
Dec. 31, 2012
JSC Grand Invest Bank
Loan Agreement
Term Loan One
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Dec. 31, 2012
JSC Grand Invest Bank
Loan Agreement
Term Loan Two
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Dec. 31, 2012
Sberbank
Loan Agreement
USD ($)
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Dec. 31, 2012
Sberbank
Loan Agreement
RUB
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Dec. 31, 2012
Sberbank
Overdraft Agreement
USD ($)
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Dec. 31, 2012
Sberbank
Overdraft Agreement
RUB
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Feb. 06, 2012
Sberbank
Overdraft Agreement
USD ($)
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Feb. 06, 2012
Sberbank
Overdraft Agreement
RUB
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| Line of Credit Facility [Line Items] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Outstanding liability | $ 37,100,000 | € 28,100,000 | $ 17,300,000 | € 13,100,000 | $ 13,200,000 | € 10,000,000 | $ 6,600,000 | € 5,000,000 | $ 88,700,000 | 2,696,100,000 | $ 29,600,000 | 900,000,000 | $ 23,800,000 | 724,000,000 | $ 11,500,000 | 350,000,000 | $ 500,000 | 15,000,000 | |||||||||||||||||||||||||||||||||||||||||||||||||||
| Outstanding liability including accrued interest | 29,600,000 | 14,000,000 | 10,300,000 | 5,300,000 | 2,702,000,000 | 903,500,000 | 725,600,000 | 248,800,000 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Initiation date | December 24, 2012 | July 22, 2008 | July 22, 2008 | August 16, 2012 | August 16, 2012 | October 26, 2012 | October 26, 2012 | July 19, 2012 | July 19, 2012 | July 25, 2012 | July 25, 2012 | November 25, 2011 | December 19, 2012 | November 23, 2012 | November 23, 2012 | February 6, 2012 | February 6, 2012 | ||||||||||||||||||||||||||||||||||||||||||||||||||||
| Maturity date | March 7, 2013 | October 18, 2014 | October 18, 2014 | April 25, 2014 | April 25, 2014 | September 30, 2013 | September 30, 2013 | February 25, 2013 | February 25, 2013 | February 28, 2013 | February 28, 2013 | November 22, 2013 | November 22, 2013 | November 22, 2013 | November 22, 2013 | February 5, 2013 | February 5, 2013 | ||||||||||||||||||||||||||||||||||||||||||||||||||||
| Maximum borrowing capacity | 16,400,000 | 500,000,000 | 2,300,000 | 500,000,000 | 36,900,000 | 28,000,000 | 26,400,000 | 20,000,000 | 13,200,000 | 10,000,000 | 39,600,000 | 30,000,000 | 6,600,000 | 5,000,000 | 8,200,000 | 248,000,000 | 2,000,000 | 60,000,000 | |||||||||||||||||||||||||||||||||||||||||||||||||||
| Loan agreement, number of tranches | 6 | 11 | 11 | 4 | 4 | 4 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Date of tranches release, start date | September 26, 2012 | September 26, 2012 | August 16, 2012 | August 16, 2012 | October 29, 2012 | October 29, 2012 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Date of tranches release, end date | December 27, 2012 | December 27, 2012 | October 26, 2012 | October 26, 2012 | November 20, 2012 | November 20, 2012 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Repayable date | March 26, 2013 | September 27, 2013 | January 25, 2013 | March 15, 2013 | September 30, 2013 | September 30, 2013 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Additional borrowing exceeding the maximum borrowing capacity | 130,000 | 100,000 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Term loan facility utilized portion | 15,100,000 | 459,100,000 | 2,100,000 | 449,900,000 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Liability for recourse from factored receivables | 2,800,000 | 8,600,000 | 7,500,000 | 23,000,000 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Debt instrument issuance amount | 70,000,000 | 380,000,000 | 380,000,000 | 310,000,000 | 70,000,000 | 65,900,000 | 50,000,000 | 491,100,000 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Interest rate percentage on issued debt | 3.00% | 9.125% | 8.875% | 8.875% | 3.00% | 3.00% | 8.875% | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Year of maturity of debt | 2013 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Initial conversion rate shares | 14,711,300 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Principal amount of initial conversion rate | 1,000 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Repurchased amount of convertible notes | 52,100,000 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Principal amount of convertible notes | 50,200,000 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Accrued interest | 7,100,000 | 7,000,000 | 2,100,000 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Fair value of notes | 138,100,000 | 248,000,000 | 590,900,000 | 702,700,000 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Liability component of convertible senior Notes | 290,300,000 | 256,922,000 | 304,645,000 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Equity component of convertible senior Notes | 19,700,000 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Discount rate used to calculate present value | 4.50% | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Equity component recorded as additional paid-in capital | 12,800,000 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Deferred income taxes | (3,605,000) | 39,042,000 | (27,944,000) | 6,900,000 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Accumulated amortization related to the debt discount | 18,900,000 | 15,400,000 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Pre tax non-cash interest expense recognized in consolidated statement of operations and comprehensive income | 3,500,000 | 4,300,000 | 4,100,000 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Debt defaulted, principal amount | 257,900,000 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Redemption of senior secured notes | 323,700,000 | 245,400,000 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Debt instrument maturity year | 2016 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Common stock to be purchased, price per share | $ 5.25 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Debt instrument maturity date | Mar. 18, 2013 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Common stock to be purchased, shares | 13,300,000 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Common stock price per share for interest payable on debt security | $ 3.44 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Fair value of debt security | 70,400,000 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Accrued Interest Payments On Notes | 600,000 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Unamortized debt discount | $ 13,600,000 | $ 16,500,000 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||