Common Stock	12 Months Ended
Dec. 31, 2016
Equity [Abstract]
Common Stock	Common Stock Share Repurchase Programs On August 6, 2014, the Board of Directors authorized the repurchase of up to $200,000 of the Company’s outstanding common stock pursuant to an accelerated share repurchase program, and the Company entered into a $200,000 accelerated share repurchase program (the “ASR program”) with J.P. Morgan Chase Bank (the “ASR Counterparty”). The Company paid $200,000 to the ASR Counterparty in August 2014 and received 5,567,154 shares of its common stock, which represented approximately 80 percent of the shares expected to be purchased pursuant to the ASR program, based on the closing price on August 6, 2014. Under the terms of the ASR program, the ASR Counterparty was permitted, in accordance with the applicable requirements of the federal securities laws, to separately trade in the Company’s shares in connection with the hedging activities related to the ASR program and as part of other aspects of the ASR Counterparty’s business. On February 13, 2015, the Company completed the ASR program. Based on the terms of the ASR program, the total number of shares repurchased under the ASR program was based on the volume-weighted average price of the Company’s common stock, less a discount, during the repurchase period, which resulted in the Company receiving an additional 784,694 shares of its common stock from the ASR Counterparty at maturity. As a result, under the ASR program, the Company paid a total of $200,000 to the ASR Counterparty and received a total of 6,351,848 shares (5,567,154 shares initially received, plus 784,694 shares received at maturity) of its common stock, which represents a volume weighted average price, as adjusted pursuant to the terms of the ASR program, of $31.49 over the duration of the ASR program. On February 20, 2015, the Board of Directors authorized a new program to repurchase up to $200,000, excluding commissions, of the Company’s common stock through December 31, 2016 (the “Repurchase Program”). The Repurchase Program did not obligate the Company to acquire any specific number of shares and could have been suspended or discontinued at any time without notice. Under the Repurchase Program, shares could have been repurchased in privately negotiated and/or open market transactions, including under plans complying with Rule 10b5-1 under the Securities Exchange Act of 1934, as amended. During 2015, subsequent to the Board of Directors’ February 20, 2015 authorization, the Company repurchased 2,751,454 shares of the Company’s common stock under the Repurchase Program for $108,821, including applicable commissions, which represented an average price of $39.55 per share. As of December 31, 2015, approximately $91,261 remained of the $200,000 Repurchase Program. All repurchases under the Repurchase Program were made using cash resources. For the period January 1, 2016 through February 19, 2016, the Company repurchased an additional 497,094 shares of the Company’s common stock under the Repurchase Program for $17,622, including applicable commissions, which represented an average price of $35.45 per share. All repurchases under the Repurchase Program were made using cash resources. On February 19, 2016, the Board of Directors increased the amount under and expanded the duration of the Repurchase Program (as amended, the “February 2016 Repurchase Program”). The February 2016 Repurchase Program amended and superseded the Repurchase Program and allows the Company to repurchase up to $200,000, excluding commissions, of the Company’s common stock from February 22, 2016 through December 31, 2017. The approximately $73,654 remaining under the Repurchase Program as of February 19, 2016 is included in the $200,000 maximum amount authorized by the February 2016 Repurchase Program. No other changes were made. The February 2016 Repurchase Program does not obligate the Company to acquire any specific number of shares and can be suspended or discontinued at any time without notice. Under the February 2016 Repurchase Program, shares can be repurchased in privately negotiated and/or open market transactions, including under plans complying with Rule 10b5-1 under the Securities Exchange Act of 1934, as amended. For the period February 22, 2016 through December 31, 2016, the Company repurchased 2,630,433 shares of the Company’s common stock under the February 2016 Repurchase Program for $90,377, including applicable commissions, which represented an average price of $34.36 per share. As of December 31, 2016, approximately $109,702 remained of the $200,000 February 2016 Repurchase Program. All repurchases under the February 2016 Repurchase Program were made using cash resources. In 2016, the Company repurchased a total of 3,127,527 shares of the Company’s common stock under the Repurchase Program and the February 2016 Repurchase Program for $107,999, including applicable commissions, which represented an average price of $34.53 per share. Since the share repurchases began in August 2014 through December 31, 2016, the Company has repurchased 12,230,829 shares of the Company’s common stock at an average cost of $34.08 per share. Reserved Shares There were 8,466,764 common shares reserved for grants under compensation plans at December 31, 2016. The Company eliminated the option for plan participants in the Company’s Spectrum Investment Savings Plan and Pre-Tax Savings plans to purchase additional shares of the Company’s common stock in March 2014.

Common Stock

Share Repurchase Programs

On August 6, 2014, the Board of Directors authorized the repurchase of up to $200,000 of the Company’s outstanding common stock pursuant to an accelerated share repurchase program, and the Company entered into a $200,000 accelerated share repurchase program (the “ASR program”) with J.P. Morgan Chase Bank (the “ASR Counterparty”). The Company paid $200,000 to the ASR Counterparty in August 2014 and received 5,567,154 shares of its common stock, which represented approximately 80 percent of the shares expected to be purchased pursuant to the ASR program, based on the closing price on August 6, 2014. Under the terms of the ASR program, the ASR Counterparty was permitted, in accordance with the applicable requirements of the federal securities laws, to separately trade in the Company’s shares in connection with the hedging activities related to the ASR program and as part of other aspects of the ASR Counterparty’s business.

On February 13, 2015, the Company completed the ASR program. Based on the terms of the ASR program, the total number of shares repurchased under the ASR program was based on the volume-weighted average price of the Company’s common stock, less a discount, during the repurchase period, which resulted in the Company receiving an additional 784,694 shares of its common stock from the ASR Counterparty at maturity. As a result, under the ASR program, the Company paid a total of $200,000 to the ASR Counterparty and received a total of 6,351,848 shares (5,567,154 shares initially received, plus 784,694 shares received at maturity) of its common stock, which represents a volume weighted average price, as adjusted pursuant to the terms of the ASR program, of $31.49 over the duration of the ASR program.

On February 20, 2015, the Board of Directors authorized a new program to repurchase up to $200,000, excluding commissions, of the Company’s common stock through December 31, 2016 (the “Repurchase Program”). The Repurchase Program did not obligate the Company to acquire any specific number of shares and could have been suspended or discontinued at any time without notice. Under the Repurchase Program, shares could have been repurchased in privately negotiated and/or open market transactions, including under plans complying with Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

During 2015, subsequent to the Board of Directors’ February 20, 2015 authorization, the Company repurchased 2,751,454 shares of the Company’s common stock under the Repurchase Program for $108,821, including applicable commissions, which represented an average price of $39.55 per share. As of December 31, 2015, approximately $91,261 remained of the $200,000 Repurchase Program. All repurchases under the Repurchase Program were made using cash resources.

For the period January 1, 2016 through February 19, 2016, the Company repurchased an additional 497,094 shares of the Company’s common stock under the Repurchase Program for $17,622, including applicable commissions, which represented an average price of $35.45 per share. All repurchases under the Repurchase Program were made using cash resources.

On February 19, 2016, the Board of Directors increased the amount under and expanded the duration of the Repurchase Program (as amended, the “February 2016 Repurchase Program”). The February 2016 Repurchase Program amended and superseded the Repurchase Program and allows the Company to repurchase up to $200,000, excluding commissions, of the Company’s common stock from February 22, 2016 through December 31, 2017. The approximately $73,654 remaining under the Repurchase Program as of February 19, 2016 is included in the $200,000 maximum amount authorized by the February 2016 Repurchase Program. No other changes were made. The February 2016 Repurchase Program does not obligate the Company to acquire any specific number of shares and can be suspended or discontinued at any time without notice. Under the February 2016 Repurchase Program, shares can be repurchased in privately negotiated and/or open market transactions, including under plans complying with Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

For the period February 22, 2016 through December 31, 2016, the Company repurchased 2,630,433 shares of the Company’s common stock under the February 2016 Repurchase Program for $90,377, including applicable commissions, which represented an average price of $34.36 per share. As of December 31, 2016, approximately $109,702 remained of the $200,000 February 2016 Repurchase Program. All repurchases under the February 2016 Repurchase Program were made using cash resources.

In 2016, the Company repurchased a total of 3,127,527 shares of the Company’s common stock under the Repurchase Program and the February 2016 Repurchase Program for $107,999, including applicable commissions, which represented an average price of $34.53 per share.

Since the share repurchases began in August 2014 through December 31, 2016, the Company has repurchased 12,230,829 shares of the Company’s common stock at an average cost of $34.08 per share.

Reserved Shares

There were 8,466,764 common shares reserved for grants under compensation plans at December 31, 2016. The Company eliminated the option for plan participants in the Company’s Spectrum Investment Savings Plan and Pre-Tax Savings plans to purchase additional shares of the Company’s common stock in March 2014.