Equity	12 Months Ended
Dec. 31, 2016
Equity [Abstract]
Equity	EQUITY Common Stock The Company has one class of common stock with a par value of $0.001 per share. There are 250 million shares of common stock authorized for issuance. Holders of common stock are entitled to one vote per share voting together as a single class on all matters presented to the stockholders for their approval, except with respect to the election and removal of directors or as otherwise required by applicable law. Common Stock Repurchase Program On December 26, 2013, the Board of Directors approved and authorized a program to repurchase up to $350 million of our common stock. The number, price and timing of the repurchases are at the Company’s sole discretion, subject to certain restrictions on repurchases under the Company's Revolving Credit Facility, and may be made depending on market conditions, liquidity needs or other factors. The Company’s Board of Directors may suspend, modify or terminate the program at any time without prior notice. Share repurchases may be made in the open market or in privately negotiated transactions. The repurchase authorization does not have an expiration date and does not obligate the Company to acquire any amount of its common stock. Under Delaware state law, these shares are not retired, and the issuer has the right to resell any of the shares repurchased. The Company did not repurchase any of its common stock during 2016. During 2015, the Company repurchased 6.5 million shares for $85.9 million including commissions. During 2014, the Company repurchased 10.6 million shares for $145.9 million including commissions. As of December 31, 2016, the Company had authorization to repurchase approximately $118.7 million of its common stock. Preferred Stock The Company has authorized and available for issuance 4 million shares of preferred stock. None of these preferred shares are issued or outstanding as of December 31, 2016 and 2015. Series A Convertible Preferred Stock The Company is authorized to issue up to 1.0 million shares of Series A convertible preferred stock ("Series A Preferred stock"), par value $0.001 per share, of which 0.2 million shares have been issued to the Blackstone Purchasers. The Series A Preferred stock has a stated value of $1,000 per share. Holders of Series A Preferred stock are entitled to receive dividends declared or paid on the Company's common stock and are entitled to vote together with the holders of the Company's common stock as a single class, in each case, on an as-converted basis. Holders of Series A Preferred stock also have certain limited special approval rights, including with respect to the issuance of pari passu or senior equity securities of the Company. Participation Rights and Dividends The Series A preferred stock ranks senior to the Company's common stock with respect to rights to preferred dividends, liquidation, winding-up, and dissolution. Holders of Series A preferred stock are entitled to cumulative dividends payable quarterly in cash at a rate of 6% per annum. If the Company fails to make timely dividend payments, the dividend rate will increase to 8% per annum until such time as all accrued but unpaid dividends have been paid in full. As of December 31, 2016 and 2015, the Company had accrued preferred dividends of $3.0 million at each balance sheet date which are reported within "Accrued expenses and other liabilities' in the consolidated balance sheets. These accrued dividends were each paid in cash on January 3, 2017 and January 4, 2016. Conversion Right The Series A preferred stock is convertible at the option of the holders at any time into shares of common stock at a conversion price of $14.50 per share, subject to adjustment for customary anti-dilution provisions. Anytime on or after January 27, 2017, provided the closing price of the Company's common stock has been equal to or greater than $29.00 for 20 consecutive trading days, the Company may elect to convert all or a portion of the Series A preferred stock into an equivalent number of shares of common stock. At December 31, 2016, had the Company been entitled to exercise its conversion right, the Series A preferred stock would have been convertible into 13,793,100 shares of common stock. Redemption Rights of the Company and Blackstone The Company has the option to redeem the Series A preferred stock anytime on or after January 27, 2022 for 100% of the stated redemption value of $200 million plus all accrued and unpaid dividends. Blackstone has the option to redeem the Series A preferred stock any time after January 27, 2022 or upon a change in control. Further, upon certain change of control events, Blackstone can require the Company to repurchase the Series A preferred stock at 101% of the redemption value plus all accrued and unpaid dividends. The Series A preferred stock is reported as temporary or mezzanine equity in the consolidated balance sheets. The carrying value of the Series A preferred stock is accreted up to its $200 million redemption value on a straight-line basis through the redemption date.

EQUITY

Common Stock

The Company has one class of common stock with a par value of $0.001 per share. There are 250 million shares of common stock authorized for issuance. Holders of common stock are entitled to one vote per share voting together as a single class on all matters presented to the stockholders for their approval, except with respect to the election and removal of directors or as otherwise required by applicable law.

Common Stock Repurchase Program

On December 26, 2013, the Board of Directors approved and authorized a program to repurchase up to $350 million of our common stock. The number, price and timing of the repurchases are at the Company’s sole discretion, subject to certain restrictions on repurchases under the Company's Revolving Credit Facility, and may be made depending on market conditions, liquidity needs or other factors. The Company’s Board of Directors may suspend, modify or terminate the program at any time without prior notice. Share repurchases may be made in the open market or in privately negotiated transactions. The repurchase authorization does not have an expiration date and does not obligate the Company to acquire any amount of its common stock. Under Delaware state law, these shares are not retired, and the issuer has the right to resell any of the shares repurchased.

The Company did not repurchase any of its common stock during 2016. During 2015, the Company repurchased 6.5 million shares for $85.9 million including commissions. During 2014, the Company repurchased 10.6 million shares for $145.9 million including commissions. As of December 31, 2016, the Company had authorization to repurchase approximately $118.7 million of its common stock.

Preferred Stock

The Company has authorized and available for issuance 4 million shares of preferred stock. None of these preferred shares are issued or outstanding as of December 31, 2016 and 2015.

Series A Convertible Preferred Stock

The Company is authorized to issue up to 1.0 million shares of Series A convertible preferred stock ("Series A Preferred stock"), par value $0.001 per share, of which 0.2 million shares have been issued to the Blackstone Purchasers. The Series A Preferred stock has a stated value of $1,000 per share. Holders of Series A Preferred stock are entitled to receive dividends declared or paid on the Company's common stock and are entitled to vote together with the holders of the Company's common stock as a single class, in each case, on an as-converted basis. Holders of Series A Preferred stock also have certain limited special approval rights, including with respect to the issuance of pari passu or senior equity securities of the Company.

Participation Rights and Dividends

The Series A preferred stock ranks senior to the Company's common stock with respect to rights to preferred dividends, liquidation, winding-up, and dissolution. Holders of Series A preferred stock are entitled to cumulative dividends payable quarterly in cash at a rate of 6% per annum. If the Company fails to make timely dividend payments, the dividend rate will increase to 8% per annum until such time as all accrued but unpaid dividends have been paid in full. As of December 31, 2016 and 2015, the Company had accrued preferred dividends of $3.0 million at each balance sheet date which are reported within "Accrued expenses and other liabilities' in the consolidated balance sheets. These accrued dividends were each paid in cash on January 3, 2017 and January 4, 2016.

Conversion Right

The Series A preferred stock is convertible at the option of the holders at any time into shares of common stock at a conversion price of $14.50 per share, subject to adjustment for customary anti-dilution provisions. Anytime on or after January 27, 2017, provided the closing price of the Company's common stock has been equal to or greater than $29.00 for 20 consecutive trading days, the Company may elect to convert all or a portion of the Series A preferred stock into an equivalent number of shares of common stock. At December 31, 2016, had the Company been entitled to exercise its conversion right, the Series A preferred stock would have been convertible into 13,793,100 shares of common stock.

Redemption Rights of the Company and Blackstone

The Company has the option to redeem the Series A preferred stock anytime on or after January 27, 2022 for 100% of the stated redemption value of $200 million plus all accrued and unpaid dividends.

Blackstone has the option to redeem the Series A preferred stock any time after January 27, 2022 or upon a change in control. Further, upon certain change of control events, Blackstone can require the Company to repurchase the Series A preferred stock at 101% of the redemption value plus all accrued and unpaid dividends. The Series A preferred stock is reported as temporary or mezzanine equity in the consolidated balance sheets. The carrying value of the Series A preferred stock is accreted up to its $200 million redemption value on a straight-line basis through the redemption date.