XML 51 R33.htm IDEA: XBRL DOCUMENT
v3.22.4

Stock-Based Compensation Plans (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2022
Stock-Based Compensation Plans [Abstract] |
Schedule Of Comparative Date For Performance Stock Units |
|  | 2022 Awards |  |  | 2021 Awards |  |  | 2020 Awards |
TSR Awards |  |  |  |  |  |  |  |  |
Shares of stock granted - target |  | 7,983 |  |  | 6,277 |  |  | 5,156 |
Per-share fair value | $ | 595.70 |  | $ | 599.04 |  | $ | 643.44 |
Volatility |  | 30.4 | % |  | 30.2 | % |  | 21.4 | %
Risk-free interest rate |  | 1.7 | % |  | 0.2 | % |  | 1.3 | %
EPS Awards |  |  |  |  |  |  |  |  |
Shares of stock granted - target |  | 7,983 |  |  | 6,277 |  |  | 5,156 |
Per-share fair value | $ | 459.77 |  | $ | 491.34 |  | $ | 487.90 |
Common Assumptions |  |  |  |  |  |  |  |  |
Service period (years) |  | 2.9 |  |  | 2.9 |  |  | 2.9 |
Three-year measurement period ends December 31, |  | 2024 |  |  | 2023 |  |  | 2022 |
Schedule Of Total Stock Option, Stock Award And PSU Activity |
| Stock Options |  | Stock Awards |  | Performance Units (PSUs)
|  |  |  |  |  |  |  |  |  |  |  |  |  | Weighted |  |  |  |  |
|  |  |  | Weighted Average |  |  | Aggregate |  |  |  |  | Average |  |  |  |  | Weighted
|  |  |  |  |  | Remaining |  |  | Intrinsic |  |  |  |  | Grant-Date |  | Number of |  |  | Average
| Number of |  |  | Exercise |  | Contractual |  |  | Value |  | Number of |  |  | Per-Share |  | Target |  |  | Grant-Date
| Options |  |  | Price |  | Life (Years) |  |  | (thousands) |  | Awards |  |  | Fair Value |  | Units |  |  | Price
Outstanding at January 1, 2022 | 1,154,037 |  | $ | 392.46 |  |  |  |  |  |  | - |  | $ | - |  | 35,834 |  | $ | 487.29
Granted | 312,598 |  |  | 462.04 |  |  |  |  |  |  | 2,358 |  |  | 496.25 |  | 25,072 |  |  | 462.79
Exercised/Vested | (256,841) |  |  | 285.35 |  |  |  |  |  |  | (2,358) |  |  | 496.25 |  | (22,736) |  |  | 366.63
Canceled/ Forfeited | (28,640) |  |  | 450.91 |  |  |  |  |  |  | - |  |  | - |  | (680) |  |  | 540.91
Outstanding at December 31, 2022 | 1,181,154 |  | $ | 432.75 |  | 3.3 |  | $ | 90,463 |  | - |  | $ | - |  | 37,490 |  | $ | 543.11
Vested and expected to vest |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
at December 31, 2022 | 1,181,154 |  | $ | 432.75 |  | 3.3 |  | $ | 90,463 |  | - |  | *$ | - |  | 45,747 |  | *$ | 544.91
Exercisable at December 31, 2022 | 568,258 |  |  | 405.75 |  | 2.4 |  |  | 58,867 |  | n.a. |  |  | n.a. |  | n.a. |  |  | n.a.
* Amount includes 16,190 share units which vested and were converted to shares of stock and distributed in the first quarter of 2023.
Schedule Of Comparative Data For Stocks Option, Stock Awards And PSUs |
|  | Years Ended December 31,
|  | 2022 |  |  | 2021 |  |  | 2020
Total compensation expense of stock-based compensation |  |  |  |  |  |  |  |
plans charged against income | $ | 33,613 |  | $ | 31,420 |  | $ | 26,802
Total income tax benefit recognized in income for stock |  |  |  |  |  |  |  |
based compensation expense charged against income |  | 8,487 |  |  | 7,918 |  |  | 6,904
Total intrinsic value of stock options exercised |  | 53,339 |  |  | 62,038 |  |  | 125,448
Total intrinsic value of stock awards vested during the period |  | 1,170 |  |  | 1,173 |  |  | 1,171
Per-share weighted average grant-date fair value of |  |  |  |  |  |  |  |
stock awards granted |  | 496.25 |  |  | 482.66 |  |  | 466.43
Schedule Of Valuation Assumptions |
|  | 2022 |  |  | 2021 |  |  | 2020 |
Stock price on date of issuance | $ | 462.04 |  | $ | 445.35 |  | $ | 471.74 |
Grant date fair value per option | $ | 104.69 |  | $ | 96.91 |  | $ | 97.56 |
Number of options granted |  | 312,598 |  |  | 326,806 |  |  | 298,670 |
Expected term (years) |  | 3.5 |  |  | 3.5 |  |  | 3.5 |
Risk free rate of return |  | 4.39 | % |  | 0.87 | % |  | 0.24 | %
Volatility |  | 22.29 | % |  | 28.81 | % |  | 28.41 | %
Dividend yield |  | 0.3 | % |  | 0.3 | % |  | 0.3 | %
Forfeiture rate |  | - |  |  | - |  |  | - |
Schedule Of Other Data For Stock Options, Stock Awards And PSUs |
|  | Stock |  |  | Stock |  |  |
|  | Options |  |  | Awards |  |  | PSUs
Total unrecognized compensation at the end of the year | $ | 56,728 |  | $ | - |  | $ | 7,782
Weighted average period over which unrecognized compensation to be recognized (years) |  | 2.2 |  |  | - |  |  | 1.8
Actual income tax benefit realized | $ | 12,481 |  | $ | 274 |  | $ | 1,775
Aggregate intrinsic value vested and expected to vest | $ | 90,463 |  | $ | - |  | $ | 23,301

X
- Definition Schedule of Comparative Date for Performance Stock Units + References No definition available. + Details
Name: | che_ScheduleOfComparativeDateForPerformanceStockUnitsTableTextBlock
Namespace Prefix: | che_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Schedule Of Other Data For Stock Option And Stock Award Activity [Table Text Block] + References No definition available. + Details
Name: | che_ScheduleOfOtherDataForStockOptionAndStockAwardActivityTableTextBlock
Namespace Prefix: | che_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Schedule Of Other Data For Stock Options And Stock Awards [Table Text Block] + References No definition available. + Details
Name: | che_ScheduleOfOtherDataForStockOptionsAndStockAwardsTableTextBlock
Namespace Prefix: | che_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of activity for outstanding award under share-based payment arrangement excluding share and unit options and nonvested award. + 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) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfOtherShareBasedCompensationActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- 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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_ShareBasedCompensationAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration