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Employee Benefit Plans (Options Outstanding and Exercisable) (Detail) $ / shares in Units, $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 USD ($) $ / shares shares
$ 45.01 - $ 50.00 [Member] |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Range of Exercise Prices, Minimum | $ 45.01
Range of Exercise Prices, Maximum | 50.00
50.01 - 55.00 [Member] |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Range of Exercise Prices, Minimum | 50.01
Range of Exercise Prices, Maximum | 55.00
65.01 - 70.00 [Member] |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Range of Exercise Prices, Minimum | 65.01
Range of Exercise Prices, Maximum | 70.00
70.01 - 75.00 [Member] |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Range of Exercise Prices, Minimum | 70.01
Range of Exercise Prices, Maximum | 75.00
75.01 - 80.00 [Member] |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Range of Exercise Prices, Minimum | 75.01
Range of Exercise Prices, Maximum | $ 80.00
Options Outstanding [Member] |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Number of Shares, Options Outstanding | shares | 1,980,866
Weighted-Average Exercise Price, Options Outstanding | $ 64.60
Weighted- Average Remaining Contractual Life in Years | 3 years 10 months 13 days
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value | $ | $ 65,725
Options Outstanding [Member] | $ 45.01 - $ 50.00 [Member] |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Number of Shares, Options Outstanding | shares | 238,055
Weighted-Average Exercise Price, Options Outstanding | $ 48.00
Weighted- Average Remaining Contractual Life in Years | 1 year 9 months 25 days
Options Outstanding [Member] | 50.01 - 55.00 [Member] |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Number of Shares, Options Outstanding | shares | 464,009
Weighted-Average Exercise Price, Options Outstanding | $ 53.75
Weighted- Average Remaining Contractual Life in Years | 2 years 14 days
Options Outstanding [Member] | 65.01 - 70.00 [Member] |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Number of Shares, Options Outstanding | shares | 526,096
Weighted-Average Exercise Price, Options Outstanding | $ 65.11
Weighted- Average Remaining Contractual Life in Years | 5 years 8 months 1 day
Options Outstanding [Member] | 70.01 - 75.00 [Member] |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Number of Shares, Options Outstanding | shares | 275,654
Weighted-Average Exercise Price, Options Outstanding | $ 71.39
Weighted- Average Remaining Contractual Life in Years | 3 years 9 months 18 days
Options Outstanding [Member] | 75.01 - 80.00 [Member] |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Number of Shares, Options Outstanding | shares | 477,052
Weighted-Average Exercise Price, Options Outstanding | $ 78.95
Weighted- Average Remaining Contractual Life in Years | 4 years 8 months 15 days
Options Exercisable [Member] |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Number of Shares, Options Exercisable | shares | 1,980,866
Weighted-Average Exercise Price, Options Exercisable | $ 64.60
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value | $ | $ 65,725
Options Exercisable [Member] | $ 45.01 - $ 50.00 [Member] |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Number of Shares, Options Exercisable | shares | 238,055
Weighted-Average Exercise Price, Options Exercisable | $ 48.00
Options Exercisable [Member] | 50.01 - 55.00 [Member] |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Number of Shares, Options Exercisable | shares | 464,009
Weighted-Average Exercise Price, Options Exercisable | $ 53.75
Options Exercisable [Member] | 65.01 - 70.00 [Member] |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Number of Shares, Options Exercisable | shares | 526,096
Weighted-Average Exercise Price, Options Exercisable | $ 65.11
Options Exercisable [Member] | 70.01 - 75.00 [Member] |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Number of Shares, Options Exercisable | shares | 275,654
Weighted-Average Exercise Price, Options Exercisable | $ 71.39
Options Exercisable [Member] | 75.01 - 80.00 [Member] |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Number of Shares, Options Exercisable | shares | 477,052
Weighted-Average Exercise Price, Options Exercisable | $ 78.95

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- Definition The floor of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range. + 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 (g) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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- Definition The ceiling of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range. + 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 (g) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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