Subsequent Events	12 Months Ended
Dec. 31, 2012
Subsequent Events [Abstract]
Subsequent Events	20. SUBSEQUENT EVENTS On January 31, 2013, the Company issued $210.0 million of 6.25% Senior Subordinated Notes "6.25% Notes" due February 1, 2021. In connection with the issuance of the 6.25% Notes, the Company launched a tender offer the purchase the outstanding 8% Notes. Simultaneously with the closing of the sale of the 6.25% Notes, the Company purchased tendered notes or called for redemption all of the remaining 2015 Notes that were not purchased. In connection with the redemption, the Company satisfied and discharged its obligations under the 2015 Notes. The provisions of the 6.25% Notes include, without limitation, restrictions on indebtedness, liens, and distributions from restricted subsidiaries, asset sales, affiliate transactions, dividends, and other restricted payments. Dividend payments are subject to annual limits of the greater of $0.25 per share and $10 or $25 million. The 6.25% Notes are redeemable at the option of the Company, in whole or in part, at any time on or after February 1, 2017, at the redemption price (as defined in the Senior Subordinated 6.25% Notes Indenture). The redemption prices will be 103.12513%, and 101.56356% of the principal amount thereof if the redemption occurs during the 12-month periods beginning February 1, of the years 2017 and 2018, respectively, and 100% of the principal amount thereof on and after February 1, 2019, in each case plus accrued and unpaid interest to the applicable redemption date. In addition, prior to February 1, 2016, the Company may redeem up to 35% of the aggregate principal amount of the Notes with the net cash proceeds of certain equity offerings by the Company at a redemption price of 106.25% of the principal amount thereof, plus accrued and unpaid interest to the redemption date. In which the event of a Change in Control (as defined in the Senior Subordinated 6.25% Notes Indenture), each holder of the 6.25% Notes require the Company to repurchase all or a portion of such holder's 6.25% Notes at a purchase price equal to 101% of the principal amount thereof. On January 16, 2013 the Company launched a tender offer to purchase for cash any and all of its $204 million in aggregate principal amount of outstanding 8% notes due 2015 ("8% Notes"). On January 31, 2013, the Company accepted tenders for approximately $143,110,000 in aggregate principal amount of outstanding 8% Notes in connection with the early acceptance date of the tender offer. The holders of the accepted notes received total consideration of $1,017.08 per $1,000 principal amount of notes tendered, which included a $10.00 consent payment per $1,000 principal amount of notes tendered. The total cash payment to purchase the tendered 2015 Notes, including accrued and unpaid interest, was approximately $147,462,000, which the Company obtained from the closing of the private offering of the Notes described above. On January 31, 2013, the Company called for redemption, the remaining $60,890,000 principal amount of 2015 Notes that were not purchased on the early acceptance date of the tender offer for the 2015 Notes. The redemption date for the remaining 2015 Notes will be March 4, 2013 (the "Redemption Date"). The 2015 Notes will be redeemed at a redemption price of 101.333% of the principal amount thereof plus accrued and unpaid interest, in accordance with the provisions of the 2015 Notes Indenture. In connection with the redemption, the Company satisfied and discharged its obligations under the 2015 Notes Indenture in accordance with the satisfaction and discharge provisions of the 2015 Notes Indenture as of January 31, 2013 by depositing with the Trustee sufficient funds to pay the redemption price, plus accrued and unpaid interest on the remaining outstanding 2015 Notes. In connection with the tender and redemption described above, the Company expects to record a charge of approximately $7.2 million in the first quarter of 2013, including $3.7 million for the prepayment premium we will pay to holders of the 8% Notes, $2.2 million to write-off deferred financing fees and $1.3 million for the unamortized original issue discount related to the 8% Notes.

20. SUBSEQUENT EVENTS

On January 31, 2013, the Company issued $210.0 million of 6.25% Senior Subordinated Notes "6.25% Notes" due February 1, 2021. In connection with the issuance of the 6.25% Notes, the Company launched a tender offer the purchase the outstanding 8% Notes. Simultaneously with the closing of the sale of the 6.25% Notes, the Company purchased tendered notes or called for redemption all of the remaining 2015 Notes that were not purchased. In connection with the redemption, the Company satisfied and discharged its obligations under the 2015 Notes.

The provisions of the 6.25% Notes include, without limitation, restrictions on indebtedness, liens, and distributions from restricted subsidiaries, asset sales, affiliate transactions, dividends, and other restricted payments. Dividend payments are subject to annual limits of the greater of $0.25 per share and $10 or $25 million. The 6.25% Notes are redeemable at the option of the Company, in whole or in part, at any time on or after February 1, 2017, at the redemption price (as defined in the Senior Subordinated 6.25% Notes Indenture). The redemption prices will be 103.12513%, and 101.56356% of the principal amount thereof if the redemption occurs during the 12-month periods beginning February 1, of the years 2017 and 2018, respectively, and 100% of the principal amount thereof on and after February 1, 2019, in each case plus accrued and unpaid interest to the applicable redemption date. In addition, prior to February 1, 2016, the Company may redeem up to 35% of the aggregate principal amount of the Notes with the net cash proceeds of certain equity offerings by the Company at a redemption price of 106.25% of the principal amount thereof, plus accrued and unpaid interest to the redemption date. In which the event of a Change in Control (as defined in the Senior Subordinated 6.25% Notes Indenture), each holder of the 6.25% Notes require the Company to repurchase all or a portion of such holder's 6.25% Notes at a purchase price equal to 101% of the principal amount thereof.

On January 16, 2013 the Company launched a tender offer to purchase for cash any and all of its $204 million in aggregate principal amount of outstanding 8% notes due 2015 ("8% Notes"). On January 31, 2013, the Company accepted tenders for approximately $143,110,000 in aggregate principal amount of outstanding 8% Notes in connection with the early acceptance date of the tender offer. The holders of the accepted notes received total consideration of $1,017.08 per $1,000 principal amount of notes tendered, which included a $10.00 consent payment per $1,000 principal amount of notes tendered. The total cash payment to purchase the tendered 2015 Notes, including accrued and unpaid interest, was approximately $147,462,000, which the Company obtained from the closing of the private offering of the Notes described above.

On January 31, 2013, the Company called for redemption, the remaining $60,890,000 principal amount of 2015 Notes that were not purchased on the early acceptance date of the tender offer for the 2015 Notes. The redemption date for the remaining 2015 Notes will be March 4, 2013 (the "Redemption Date"). The 2015 Notes will be redeemed at a redemption price of 101.333% of the principal amount thereof plus accrued and unpaid interest, in accordance with the provisions of the 2015 Notes Indenture. In connection with the redemption, the Company satisfied and discharged its obligations under the 2015 Notes Indenture in accordance with the satisfaction and discharge provisions of the 2015 Notes Indenture as of January 31, 2013 by depositing with the Trustee sufficient funds to pay the redemption price, plus accrued and unpaid interest on the remaining outstanding 2015 Notes.

In connection with the tender and redemption described above, the Company expects to record a charge of approximately $7.2 million in the first quarter of 2013, including $3.7 million for the prepayment premium we will pay to holders of the 8% Notes, $2.2 million to write-off deferred financing fees and $1.3 million for the unamortized original issue discount related to the 8% Notes.