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v3.3.1.900

Stock-Based Compensation Plans - Restricted Shares and Restricted Stock Units (Details) $ in Thousands |  | 12 Months Ended |
--- | --- | --- | ---
Sep. 22, 2015 | Dec. 31, 2015 USD ($) trading_day service_period shares | Dec. 31, 2014 USD ($) shares | Dec. 31, 2013 USD ($) shares | Sep. 30, 2015 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Stock-based compensation expense |  | $ 13,849 | $ 11,931 | $ 21,482 |
Unrecognized compensation expense |  | $ 9,700 |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized | shares |  | 167,800 |  | 92,000 |
Number of Consecutive Trading Days Common Stock Must Reach Certain Closing Price For Restricted Stock to Fully Vest | trading_day |  | 20 |  |  |
Restricted stock |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Unrecognized compensation expense |  | $ 16,000 |  |  |
Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plan |  | 1 year 10 months 24 days |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized | shares |  |  |  |  | 29,218
Stock-based compensation expense |  | $ 1,300 |  |  |
Other awards |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Stock-based compensation expense |  | $ 2,900 |  |  |
2007 Incentive Plan |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Award vesting period (in years) |  | 3 years |  |  |
2007 Incentive Plan | Restricted Stock Units (RSU) |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Award vesting period (in years) |  | 3 years |  |  |
Executive Long-Term Incentive Compensation Plan (the “ELTI Plan”) |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Performance and service period under adopted ELTI Plan | 30 months |  |  |  |
Executive Long-Term Incentive Compensation Plan (the “ELTI Plan”) | Restricted Stock Units (RSU) |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Number of units received by NEOs and Grantees under adopted ELTI Plan (in shares) | shares |  | 22,142 |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Number of Vesting Service Periods | service_period |  | 2 |  |  |
Unrecognized compensation expense |  | $ 2,500 |  |  |
Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plan |  | 18 months |  |  |
Executive Long-Term Incentive Compensation Plan (the “ELTI Plan”) | Performance Share Units (PSU) |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Performance and service period under adopted ELTI Plan | 30 months |  |  |  |
Number of units received by NEOs and Grantees under adopted ELTI Plan (in shares) | shares |  | 27,282 |  |  |
Maximum number of performance share units as percentage of original award (in percent) | 250.00% |  |  |  |
Unrecognized compensation expense |  | $ 3,800 |  |  |
Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plan |  | 24 months |  |  |
Executive Long-Term Incentive Compensation Plan (the “ELTI Plan”) | RSU and PSU awards |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Stock-based compensation expense |  | $ 900 |  |  |
NEOs, Grantees and certain other employees |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Stock-based compensation expense |  | 6,200 |  |  |
NEOs, Grantees and certain other employees | Restricted stock |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Award vesting period (in years) |  |  |  | 4 years |
2013 New Company LTIP |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Stock-based compensation expense |  | $ 1,900 |  |  |
Minimum | Common Stock |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term |  | 7 months |  |  |
Maximum | Common Stock |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plan |  | 23 months |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term |  | 3 years |  |  |
Performance-Based Awards | Restricted stock |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number | shares |  |  |  | 324,000 |
Number of vested shares after achievement of consecutive trading days closing price stock requirement | shares |  | 324,000 | 324,000 | 324,000 |
Performance-Based Awards | NEOs, Grantees and certain other employees | Restricted stock |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number | shares |  | 27,282 |  |  |
Service Period Awards |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Unrecognized compensation expense |  | $ 800 |  |  |

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- Definition The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period based on market conditions. + References No definition available. + Details
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- Definition Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 14.F) -URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 14 -Section F + Details
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- Definition Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585 + Details
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- Definition The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The maximum number of shares (or other type of equity) originally approved (usually by shareholders and board of directors), net of any subsequent amendments and adjustments, for awards under the equity-based compensation plan. As stock or unit options and equity instruments other than options are awarded to participants, the shares or units remain authorized and become reserved for issuance under outstanding awards (not necessarily vested). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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