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Share-Based Compensation (Tables) | 12 Months Ended
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Dec. 31, 2012
Schedule of Share-Based Compensation Expense | The table below reflects the total share-based compensation expense recognized in our Consolidated Statements of Comprehensive Income (Loss) for the years ended December 31, 2012, 2011 and 2010:
|  | 2012 |  |  | 2011 |  |  | 2010 |
Income Statement Classification |  | Options (a) |  |  | Restricted Shares (b)(c) |  |  | Options (a) |  |  | Restricted Shares(b) |  |  | Options |  |  | Restricted Shares(b) |
Direct cost of revenues |  | $ | 6,012 |  |  | $ | 10,000 |  |  | $ | 10,436 |  |  | $ | 14,382 |  |  | $ | 8,771 |  |  | $ | 13,659 |
Selling, general and administrative expense |  |  | 1,836 |  |  |  | 10,347 |  |  |  | 2,649 |  |  |  | 9,052 |  |  |  | 2,154 |  |  |  | 8,732 |
Special charges (d) |  |  | 584 |  |  |  | 230 |  |  |  | 534 |  |  |  | 299 |  |  |  | 714 |  |  |  | 1,216 |
Share-based compensation expense before income taxes |  |  | 8,432 |  |  |  | 20,577 |  |  |  | 13,619 |  |  |  | 23,733 |  |  |  | 11,639 |  |  |  | 23,607 |
Income tax benefit |  |  | 3,104 |  |  |  | 6,870 |  |  |  | 5,014 |  |  |  | 8,749 |  |  |  | 4,201 |  |  |  | 8,466 |
Share-based compensation, net of income taxes |  | $ | 5,328 |  |  | $ | 13,707 |  |  | $ | 8,605 |  |  | $ | 14,984 |  |  | $ | 7,438 |  |  | $ | 15,141 |
(a) | Includes options and cash-settled stock appreciation rights.
(b) | Includes restricted share awards and deferred restricted share units and performance and market condition restricted share units.
(c) | Includes cash-settled restricted stock units.
(d) | Relates to accelerated recognition of compensation cost of share-based awards (See Note 4 to the Consolidated Financial Statements for information related to the special charges).
Schedule Of Stock Option And Grants Using Valuation Assumptions | We use the Black-Scholes option-pricing model to value our option grants using the assumptions in the following table:
|  | Year Ended December 31,
|  | 2012 |  | 2011 |  | 2010
Assumptions |  |  |  |  |  |
Risk-free interest rate |  | 0.54% –1.11% |  | 0.88% – 2.58% |  | 1.55% – 2.96%
Dividend yield |  | 0% |  | 0% |  | 0%
Expected term |  | 4 – 6 years |  | 5 – 6 years |  | 5 – 6 years
Stock price volatility |  | 37.94% – 40.04% |  | 39.23% – 40.82% |  | 38.27% – 42.06%
Schedule Of Stock Option Activity | The aggregate intrinsic value in the table below represents the total pre-tax intrinsic value (the difference between the closing price of our common stock on the last trading day of 2012 and the exercise price, multiplied by the number of in-the-money options) that would have been received by the option holders had all option holders exercised their options on December 31, 2012. The aggregate intrinsic value changes based on fluctuations in the fair market value per share of our common stock.
|  | Shares |  |  | Weighted- Average Exercise Price |  |  | Weighted- Average Remaining Contractual Term |  |  | Aggregate Intrinsic Value |
Options outstanding, December 31, 2011 |  |  | 5,171 |  |  | $ | 34.84 |  |  |  |  |  |  |  |  |
Options granted during the period: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Exercise Price = fair market value |  |  | 640 |  |  | $ | 35.60 |  |  |  |  |  |  |  |  |
Options exercised |  |  | (329 | ) |  | $ | 24.22 |  |  |  |  |  |  |  |  |
Options forfeited |  |  | (276 | ) |  | $ | 35.19 |  |  |  |  |  |  |  |  |
Options outstanding, December 31, 2012 |  |  | 5,206 |  |  | $ | 35.58 |  |  |  | 5.6 years |  |  | $ | 15,674 |
Options exercisable, December 31, 2012 |  |  | 2,953 |  |  | $ | 33.79 |  |  |  | 4.3 years |  |  | $ | 13,282 |
Schedule Of Weighted-Average Grant Date Fair Value Per Share Of Stock Options, Restricted Shares And Stock Units Awarded | The table below reflects the weighted-average grant date fair value per share of stock options and restricted shares and stock units awarded during the years ended December 31, 2012, 2011 and 2010:
|  | Year Ended December 31, |
|  | 2012 |  |  | 2011 |  |  | 2010 |
Weighted average fair value of grants |  |  |  |  |  |  |  |  |  |  |  |
Stock options: |  |  |  |  |  |  |  |  |  |  |  |
Grant price = fair market value |  | $ | 12.99 |  |  | $ | 13.68 |  |  | $ | 15.93 |
Restricted shares |  | $ | 36.55 |  |  | $ | 37.45 |  |  | $ | 38.84 |
Schedule Of Stock Options Outstanding And Exercisable Price Range Status | Following is a summary of the status of stock options outstanding and exercisable at December 31, 2012:
|  | Options Outstanding |  |  | Options Exercisable |
Exercise Price Range |  | Shares |  |  | Weighted- Average Exercise Price |  |  | Weighted- Average Remaining Contractual Term |  |  | Shares |  |  | Weighted- Average Exercise Price |
$14.50 – $26.68 |  |  | 1,050 |  |  | $ | 24.10 |  |  |  | 3.3 years |  |  |  | 1,005 |  |  | $ | 23.99 |
$26.73 – $28.82 |  |  | 1,048 |  |  | $ | 27.90 |  |  |  | 3.6 years |  |  |  | 759 |  |  | $ | 27.83 |
$28.86 – $37.23 |  |  | 1,136 |  |  | $ | 33.93 |  |  |  | 7.3 years |  |  |  | 336 |  |  | $ | 33.47 |
$37.39 – $42.35 |  |  | 1,078 |  |  | $ | 39.45 |  |  |  | 7.8 years |  |  |  | 278 |  |  | $ | 39.07 |
$43.13 – $70.55 |  |  | 894 |  |  | $ | 55.50 |  |  |  | 5.8 years |  |  |  | 575 |  |  | $ | 56.41 |
|  |  | 5,206 |  |  |  |  |  |  |  |  |  |  |  | 2,953 |  |  |  |  |
Schedule Of Unvested Restricted Stock-Based Activity | The fair value of unvested restricted stock-based awards is determined based on the closing market price per share of our common stock on the grant date.
|  | Shares |  |  | Weighted- Average Grant- Date Fair Value |
Unvested restricted stock-based awards outstanding, December 31, 2011 |  |  | 1,261 |  |  | $ | 38.54 |
Restricted stock-based awards granted |  |  | 583 |  |  | $ | 36.80 |
Restricted stock-based awards vested |  |  | (478 | ) |  | $ | 38.08 |
Restricted stock-based awards forfeited |  |  | (54 | ) |  | $ | 50.28 |
Unvested restricted stock-based awards outstanding, December 31, 2012 |  |  | 1,312 |  |  | $ | 37.43 |
Schedule Of Restricted Stock Unit Activity | The fair value of Restricted Stock Units is determined based on the closing market price per share of our common stock on the grant date.
|  | Shares |  |  | Weighted- Average Grant- Date Fair Value |  |  | Intrinsic Value |
Restricted Stock Units outstanding, December 31, 2011 |  |  | 781 |  |  | $ | 39.66 |  |  |  |  |
Restricted Stock Units granted |  |  | 202 |  |  | $ | 35.84 |  |  |  |  |
Restricted Stock Units released |  |  | (91 | ) |  | $ | 40.96 |  |  |  |  |
Restricted Stock Units forfeited |  |  | (17 | ) |  | $ | 37.64 |  |  |  |  |
Restricted Stock Units outstanding, December 31, 2012 |  |  | 875 |  |  | $ | 38.18 |  |  | $ | 28,887 |

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- Definition Tabular disclosure of option exercise prices, by grouped ranges, including the upper and lower limits of the price range, the number of shares under option, weighted average exercise price and remaining contractual option terms. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph 64 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph f -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year. + 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)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + 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 (f)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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