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Share-Based Compensation - Components of Share-Based Compensation Awards (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2019 | Sep. 30, 2018 | Sep. 30, 2019 | Sep. 30, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Pre-tax compensation expense | $ 1,062 | $ 891 | $ 2,887 | $ 2,546
Income tax benefit | (226) | (217) | (1,008) | (1,105)
Total share-based compensation expense, net of income taxes | 836 | 674 | 1,879 | 1,441
Stock and ESPP Options |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Pre-tax compensation expense | 36 | 39 | 72 | 88
Income tax benefit | 0 | (15) | (57) | (153)
Total share-based compensation expense, net of income taxes | 36 | 24 | 15 | (65)
Restricted Stock Awards |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Pre-tax compensation expense | 1,026 | 852 | 2,815 | 2,458
Income tax benefit | (226) | (202) | (951) | (952)
Total share-based compensation expense, net of income taxes | $ 800 | $ 650 | $ 1,864 | $ 1,506

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- Definition Amount of tax benefit for recognition of expense of award under share-based payment arrangement. + 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 (h)(1)(i) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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