Share Repurchase Program	9 Months Ended
Sep. 30, 2012
Share Repurchase Program [Abstract]
Share Repurchase Program	14. Share Repurchase Program In accordance with ICG’s share repurchase program, ICG has been authorized to repurchase, from time to time, up to $50.0 million of shares of Common Stock in the open market, in privately negotiated transactions or pursuant to trading plans meeting the requirements of Rule 10b5-1 under the Exchange Act. During the three and nine months ended September 30, 2012, ICG repurchased 462,787 and 930,225 shares, respectively, of its Common Stock. Those shares were repurchased at an average stock price of $9.12 per share and $8.94 per share during the three and nine-month periods ended September 30, 2012, respectively. During the three and nine months ended September 30, 2011, ICG repurchased 774,327 and 841,027 shares of its Common Stock, respectively, at average purchase prices of $10.06 per share and $10.17 per share in the respective period. Since commencement of this program, ICG has repurchased a total of 4,211,652 shares of Common Stock at an average purchase price of $6.83 per share. As of the date of this Report, ICG may repurchase an additional $21.1 million of its Common Stock under this program. All repurchases are reflected in the line item “Treasury stock, at cost” as a reduction of Stockholders’ Equity in ICG’s Consolidated Balance Sheets in the relevant periods.

Share Repurchase Program

9 Months Ended

Sep. 30, 2012

14. Share Repurchase Program

In accordance with ICG’s share repurchase program, ICG has been authorized to repurchase, from time to time, up to $50.0 million of shares of Common Stock in the open market, in privately negotiated transactions or pursuant to trading plans meeting the requirements of Rule 10b5-1 under the Exchange Act. During the three and nine months ended September 30, 2012, ICG repurchased 462,787 and 930,225 shares, respectively, of its Common Stock. Those shares were repurchased at an average stock price of $9.12 per share and $8.94 per share during the three and nine-month periods ended September 30, 2012, respectively. During the three and nine months ended September 30, 2011, ICG repurchased 774,327 and 841,027 shares of its Common Stock, respectively, at average purchase prices of $10.06 per share and $10.17 per share in the respective period. Since commencement of this program, ICG has repurchased a total of 4,211,652 shares of Common Stock at an average purchase price of $6.83 per share. As of the date of this Report, ICG may repurchase an additional $21.1 million of its Common Stock under this program. All repurchases are reflected in the line item “Treasury stock, at cost” as a reduction of Stockholders’ Equity in ICG’s Consolidated Balance Sheets in the relevant periods.