v3.10.0.1

Share-based Compensation (Other than Options Award Activity) (Schedules) (Details) - $ / shares | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
PSUs |  |  |
Weighted average grant-date fair value per share |  |  |
Granted (in dollars per shares) | $ 23.60 | $ 26.59 | $ 33.97
PSUs | Class A |  |  |
Number of shares |  |  |
Outstanding at beginning of period (in shares) | 1,934,795 |  |
Granted (in shares) | 1,177,392 |  |
Forfeited (in shares) | (206,110) |  |
Released from restrictions (in shares) | (1,433) |  |
Outstanding at end of period (in shares) | 2,904,644 | 1,934,795 |
Weighted average grant-date fair value per share |  |  |
Outstanding at beginning of period (in dollars per shares) | $ 31.00 |  |
Granted (in dollars per shares) | 24.01 |  |
Forfeited (in dollars per share) | 30.20 |  |
Released from restrictions (in dollars per shares) | 37.45 |  |
Outstanding at end of period (in dollars per shares) | $ 28.22 | $ 31.00 |
Weighted average remaining contractual term, in years |  |  |
Outstanding at end of period | 1 year 2 months 12 days |  |
PSUs | Class C |  |  |
Number of shares |  |  |
Outstanding at beginning of period (in shares) | 3,875,732 |  |
Granted (in shares) | 2,354,784 |  |
Forfeited (in shares) | (413,213) |  |
Released from restrictions (in shares) | (2,866) |  |
Outstanding at end of period (in shares) | 5,814,437 | 3,875,732 |
Weighted average grant-date fair value per share |  |  |
Outstanding at beginning of period (in dollars per shares) | $ 30.01 |  |
Granted (in dollars per shares) | 23.39 |  |
Forfeited (in dollars per share) | 29.21 |  |
Released from restrictions (in dollars per shares) | 36.32 |  |
Outstanding at end of period (in dollars per shares) | $ 27.39 | $ 30.01 |
Weighted average remaining contractual term, in years |  |  |
Outstanding at end of period | 1 year 2 months 12 days |  |
RSUs |  |  |
Weighted average grant-date fair value per share |  |  |
Granted (in dollars per shares) | $ 28.72 | $ 31.24 | $ 36.67
RSUs | Class A |  |  |
Number of shares |  |  |
Outstanding at beginning of period (in shares) | 511,061 |  |
Granted (in shares) | 370,355 |  |
Forfeited (in shares) | (59,319) |  |
Released from restrictions (in shares) | (239,723) |  |
Outstanding at end of period (in shares) | 582,374 | 511,061 |
Weighted average grant-date fair value per share |  |  |
Outstanding at beginning of period (in dollars per shares) | $ 35.81 |  |
Granted (in dollars per shares) | 29.36 |  |
Forfeited (in dollars per share) | 35.04 |  |
Released from restrictions (in dollars per shares) | 35.66 |  |
Outstanding at end of period (in dollars per shares) | $ 31.85 | $ 35.81 |
Weighted average remaining contractual term, in years |  |  |
Outstanding at end of period | 2 years 4 months 24 days |  |
RSUs | Class C |  |  |
Number of shares |  |  |
Outstanding at beginning of period (in shares) | 1,007,313 |  |
Granted (in shares) | 740,710 |  |
Forfeited (in shares) | (118,764) |  |
Released from restrictions (in shares) | (466,908) |  |
Outstanding at end of period (in shares) | 1,162,351 | 1,007,313 |
Weighted average grant-date fair value per share |  |  |
Outstanding at beginning of period (in dollars per shares) | $ 34.60 |  |
Granted (in dollars per shares) | 28.40 |  |
Forfeited (in dollars per share) | 28.17 |  |
Released from restrictions (in dollars per shares) | 35.33 |  |
Outstanding at end of period (in dollars per shares) | $ 31.02 | $ 34.60 |
Weighted average remaining contractual term, in years |  |  |
Outstanding at end of period | 2 years 4 months 24 days |  |
Former Employees | PSUs | Class A |  |  |
Number of shares |  |  |
Outstanding at end of period (in shares) | 172,429 |  |
Weighted average grant-date fair value per share |  |  |
Outstanding at end of period (in dollars per shares) | $ 30.29 |  |
Weighted average remaining contractual term, in years |  |  |
Outstanding at end of period | 24 days |  |
Former Employees | PSUs | Class C |  |  |
Number of shares |  |  |
Outstanding at end of period (in shares) | 345,210 |  |
Weighted average grant-date fair value per share |  |  |
Outstanding at end of period (in dollars per shares) | $ 29.32 |  |
Weighted average remaining contractual term, in years |  |  |
Outstanding at end of period | 24 days |  |
Former Employees | RSUs | Class A |  |  |
Number of shares |  |  |
Outstanding at end of period (in shares) | 9,426 |  |
Weighted average grant-date fair value per share |  |  |
Outstanding at end of period (in dollars per shares) | $ 36.73 |  |
Weighted average remaining contractual term, in years |  |  |
Outstanding at end of period | 1 year 4 months 24 days |  |
Former Employees | RSUs | Class C |  |  |
Number of shares |  |  |
Outstanding at end of period (in shares) | 18,882 |  |
Weighted average grant-date fair value per share |  |  |
Outstanding at end of period (in dollars per shares) | $ 36.44 |  |
Weighted average remaining contractual term, in years |  |  |
Outstanding at end of period | 1 year 4 months 24 days |  |

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- Definition The weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were released from restrictions during the period. + References No definition available. + Details
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- Definition Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(3) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + 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://fasb.org/us-gaap/role/ref/legacyRef -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=109197908&loc=d3e5070-113901 + Details
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- Definition The weighted average fair value at grant date for nonvested equity-based awards issued 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://fasb.org/us-gaap/role/ref/legacyRef -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=109197908&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://fasb.org/us-gaap/role/ref/legacyRef -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=109197908&loc=d3e5070-113901 + Details
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- Definition The weighted average fair value of nonvested awards on equity-based plans excluding option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, revenue or profit achievement stock award plan) for which the employer is contingently obligated to issue equity instruments or transfer assets to an employee who has not yet satisfied service or performance criteria necessary to gain title to proceeds from the sale of the award or underlying shares or units. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -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=109197908&loc=d3e5070-113901 + Details
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