v2.4.0.8

Stock-based compensation and shareholders' equity (Tables) | 12 Months Ended
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Dec. 31, 2013
Summary of Status of Awards Under Stock-Based Compensation Plans and Agreements | A combined summary of the status of the Company’s stock-settled awards under the 2011 Plan, including base shares for stock-settled stock appreciation rights and stock-settled stock unit awards is as follows:
|  | Year ended December 31, 2013 |
|  | Stock appreciation rights |  |  | Stock units |
|  | Awards |  |  | Weighted average exercise price |  |  | Weighted average remaining contractual life |  |  | Awards |  |  | Weighted average remaining contractual life |
Outstanding at beginning of year |  |  | 13,530,642 |  |  | $ | 37.33 |  |  |  |  |  |  |  | 1,165,054 |  |  |  |  |
Granted |  |  | 3,458,325 |  |  |  | 59.38 |  |  |  |  |  |  |  | 42,651 |  |  |  |  |
Exercised |  |  | (3,178,297 | ) |  |  | 27.45 |  |  |  |  |  |  |  | (172,260 | ) |  |  |  |
Cancelled |  |  | (854,576 | ) |  |  | 40.30 |  |  |  |  |  |  |  | (68,849 | ) |  |  |  |
Outstanding at end of period |  |  | 12,956,094 |  |  | $ | 45.44 |  |  |  | 2.8 |  |  |  | 966,596 |  |  |  | 1.4 |
Exercisable at end of period |  |  | 3,539,501 |  |  | $ | 31.98 |  |  |  | 1.4 |  |  |  | 5,302 |  |  |  | 0.5 |
Weighted-average fair value of grants in 2013 |  | $ | 13.47 |  |  |  |  |  |  |  |  |  |  | $ | 58.90 |  |  |  |  |
Weighted-average fair value of grants in 2012 |  | $ | 11.28 |  |  |  |  |  |  |  |  |  |  | $ | 54.85 |  |  |  |  |
Weighted-average fair value of grants in 2011 |  | $ | 10.97 |  |  |  |  |  |  |  |  |  |  | $ | 42.64 |  |  |  |  |
Summary of Range of Exercise Prices |
Range of SSAR base prices |  | Awards outstanding |  |  | Weighted average exercise price |  |  | Awards exercisable |  |  | Weighted average exercise price |
$20.00–$30.00 |  |  | 1,080,160 |  |  |  | 23.44 |  |  |  | 1,055,863 |  |  |  | 23.32 |
$30.01–$40.00 |  |  | 2,524,525 |  |  |  | 33.28 |  |  |  | 1,733,104 |  |  |  | 32.67 |
$40.01–$50.00 |  |  | 4,186,568 |  |  |  | 42.97 |  |  |  | 746,597 |  |  |  | 42.50 |
$50.01–$60.00 |  |  | 4,815,641 |  |  |  | 57.51 |  |  |  | 3,937 |  |  |  | 54.17 |
$60.01–$70.00 |  |  | 349,200 |  |  |  | 64.55 |  |  |  | — |  |  |  | — |
Total |  |  | 12,956,094 |  |  | $ | 45.44 |  |  |  | 3,539,501 |  |  | $ | 31.98 |
Summary of Weighted Average Valuation Inputs | A summary of the weighted average valuation inputs described above used for estimating the grant-date fair value of stock-settled stock appreciation rights awards granted in the periods indicated is as follows:
|  | Year ended December 31, |
|  | 2013 |  |  | 2012 |  |  | 2011 |
Expected term |  |  | 4.1 years |  |  |  | 3.7 years |  |  |  | 4.2 years |
Expected volatility |  |  | 27.2 | % |  |  | 28 | % |  |  | 30 | %
Expected dividend yield |  |  | 0.0 | % |  |  | 0.0 | % |  |  | 0.0 | %
Risk-free interest rate |  |  | 0.7 | % |  |  | 0.6 | % |  |  | 1.6 | %
Effects of Changes in DaVita Inc's Ownership Interest on Company's Equity | The effects of changes in DaVita HealthCare Partners Inc.’s ownership interest on the Company’s equity are as follows:
|  | Year ended December 31, |
|  | 2013 |  |  | 2012 |  |  | 2011 |
Net income attributable to DaVita HealthCare Partners Inc. |  | $ | 633,446 |  |  | $ | 536,017 |  |  | $ | 478,001 |
(Decrease) increase in paid-in capital for sales of noncontrolling interest |  |  | (1,442 | ) |  |  | 1,064 |  |  |  | (1,299 | )
Decrease in paid-in capital for the purchase of a noncontrolling interest |  |  | (3,119 | ) |  |  | (20,694 | ) |  |  | (9,486 | )
Net transfer to noncontrolling interests |  |  | (4,561 | ) |  |  | (19,630 | ) |  |  | (10,785 | )
Change from net income attributable to DaVita HealthCare Partners Inc. and transfers to noncontrolling interests |  | $ | 628,885 |  |  | $ | 516,387 |  |  | $ | 467,216 |

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- Definition Tabular disclosure of components of a stock option or other award plan under which equity-based compensation is awarded to employees, typically comprised of the amount of unearned compensation (deferred compensation cost), compensation expense, and changes in the quantity and fair value of the shares (or other type of equity) granted, exercised, forfeited, and issued and outstanding pertaining to that plan. Disclosure may also include nature and general terms of such arrangements that existed during the period and potential effects of those arrangements on shareholders, effect of compensation cost arising from equity-based payment arrangements on the income statement, method of estimating the fair value of the goods or services received, or the fair value of the equity instruments granted, during the period, cash flow effects resulting from equity-based payment arrangements and, for registrants that accelerate vesting of out of the money share options, reasons for the decision to accelerate. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901 Reference 2: 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 + Details
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