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Stock Based Compensation Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range (Details) | 12 Months Ended
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Dec. 31, 2019 $ / shares shares
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Number of Stock Options Outstanding (in shares) | shares | 241,242
Weighted-Average Remaining Contractual Life (in years) | 6 years 6 months 1 day
Weighted-Average Exercise Price (in dollars per share) | $ 27.58
Number of Stock Options Outstanding (in shares) | shares | 126,081
Weighted-Average Remaining Contractual Life (in years) | 4 years 11 months 15 days
Weighted-Average Exercise Price (in dollars per share) | $ 24.71
Exercise Price Range $19.01 |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Number of Stock Options Outstanding (in shares) | shares | 1,872
Weighted-Average Remaining Contractual Life (in years) | 28 days
Weighted-Average Exercise Price (in dollars per share) | $ 19.01
Number of Stock Options Outstanding (in shares) | shares | 1,872
Weighted-Average Remaining Contractual Life (in years) | 28 days
Weighted-Average Exercise Price (in dollars per share) | $ 19.01
Exercise Price Range $20.29 to $20.87 |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Number of Stock Options Outstanding (in shares) | shares | 27,325
Weighted-Average Remaining Contractual Life (in years) | 1 year 11 months 1 day
Weighted-Average Exercise Price (in dollars per share) | $ 20.57
Number of Stock Options Outstanding (in shares) | shares | 27,325
Weighted-Average Remaining Contractual Life (in years) | 1 year 11 months 1 day
Weighted-Average Exercise Price (in dollars per share) | $ 20.57
Exercise Price Range $21.35 |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Number of Stock Options Outstanding (in shares) | shares | 20,338
Weighted-Average Remaining Contractual Life (in years) | 4 years 30 days
Weighted-Average Exercise Price (in dollars per share) | $ 21.35
Number of Stock Options Outstanding (in shares) | shares | 20,338
Weighted-Average Remaining Contractual Life (in years) | 4 years 30 days
Weighted-Average Exercise Price (in dollars per share) | $ 21.35
Exercise Price Range $22.51 to $22.97 |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Number of Stock Options Outstanding (in shares) | shares | 52,385
Weighted-Average Remaining Contractual Life (in years) | 5 years 7 months 27 days
Weighted-Average Exercise Price (in dollars per share) | $ 22.78
Number of Stock Options Outstanding (in shares) | shares | 42,672
Weighted-Average Remaining Contractual Life (in years) | 5 years 6 months 22 days
Weighted-Average Exercise Price (in dollars per share) | $ 22.73
Exercise Price Range $30.79 to $30.91 |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Number of Stock Options Outstanding (in shares) | shares | 98,614
Weighted-Average Remaining Contractual Life (in years) | 8 years 7 months 10 days
Weighted-Average Exercise Price (in dollars per share) | $ 30.85
Number of Stock Options Outstanding (in shares) | shares | 12,570
Weighted-Average Remaining Contractual Life (in years) | 8 years 1 month 2 days
Weighted-Average Exercise Price (in dollars per share) | $ 30.91
Exercise Price Range $34.05 |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Number of Stock Options Outstanding (in shares) | shares | 40,708
Weighted-Average Remaining Contractual Life (in years) | 7 years 26 days
Weighted-Average Exercise Price (in dollars per share) | $ 34.05
Number of Stock Options Outstanding (in shares) | shares | 21,304
Weighted-Average Remaining Contractual Life (in years) | 7 years 26 days
Weighted-Average Exercise Price (in dollars per share) | $ 34.05
Minimum | Exercise Price Range $20.29 to $20.87 |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Weighted-Average Exercise Price (in dollars per share) | 20.29
Minimum | Exercise Price Range $22.51 to $22.97 |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Weighted-Average Exercise Price (in dollars per share) | 22.51
Minimum | Exercise Price Range $30.79 to $30.91 |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Weighted-Average Exercise Price (in dollars per share) | 30.79
Maximum | Exercise Price Range $20.29 to $20.87 |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Weighted-Average Exercise Price (in dollars per share) | 20.87
Maximum | Exercise Price Range $22.51 to $22.97 |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Weighted-Average Exercise Price (in dollars per share) | 22.97
Maximum | Exercise Price Range $30.79 to $30.91 |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Weighted-Average Exercise Price (in dollars per share) | $ 30.91

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- Definition The number of shares reserved for issuance pertaining to the outstanding exercisable stock options as of the balance sheet date in the customized range of exercise prices for which the market and performance vesting condition has been satisfied. + 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)(iii) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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- Definition The number of shares reserved for issuance pertaining to the outstanding stock options as of the balance sheet date for all option plans in the customized range of exercise prices. + 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)(1)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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- Definition Weighted average exercise price as of the balance sheet date for those equity-based payment arrangements exercisable and outstanding. + 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)(1)(iii) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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