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Employee Compensation Plans - Schedule of Stock Compensation Assumptions Used (Details) - Stock Appreciation Rights (SARs) [Member] | Dec. 31, 2019 USD ($)
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January Five Two Thousand Eighteen [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Expected term | 4 years
Share Based Compensation Arrangement By Cash Payment Award Stock Appreciation Rights Fair Value Assumptions Expected Volatility Rate | 28.73%
Share-based Compensation Arrangement by Cash Payment Award Stock Appreciation Rights, Fair Value Assumptions, Risk Free Interest Rate | 1.67%
Share-based Compensation Arrangement by Cash Payment Award Stock Appreciation Rights, Fair Value Assumptions, Expected Dividend Payments | $ 0.46
January Six Two Thousand Seventeen [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Expected term | 3 years
Share Based Compensation Arrangement By Cash Payment Award Stock Appreciation Rights Fair Value Assumptions Expected Volatility Rate | 25.652%
Share-based Compensation Arrangement by Cash Payment Award Stock Appreciation Rights, Fair Value Assumptions, Risk Free Interest Rate | 1.61%
Share-based Compensation Arrangement by Cash Payment Award Stock Appreciation Rights, Fair Value Assumptions, Expected Dividend Payments | $ 0.46
January Six Two Thousand Sixteen |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Expected term | 2 years
Share Based Compensation Arrangement By Cash Payment Award Stock Appreciation Rights Fair Value Assumptions Expected Volatility Rate | 24.949%
Share-based Compensation Arrangement by Cash Payment Award Stock Appreciation Rights, Fair Value Assumptions, Risk Free Interest Rate | 1.571%
Share-based Compensation Arrangement by Cash Payment Award Stock Appreciation Rights, Fair Value Assumptions, Expected Dividend Payments | $ 0.46
January Nine Two Thousand Fifteen [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Expected term | 1 year
Share Based Compensation Arrangement By Cash Payment Award Stock Appreciation Rights Fair Value Assumptions Expected Volatility Rate | 26.016%
Share-based Compensation Arrangement by Cash Payment Award Stock Appreciation Rights, Fair Value Assumptions, Risk Free Interest Rate | 1.566%
Share-based Compensation Arrangement by Cash Payment Award Stock Appreciation Rights, Fair Value Assumptions, Expected Dividend Payments | $ 0.46
January Fourteen Two Thousand Fourteen [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Expected term | 8 days
Share Based Compensation Arrangement By Cash Payment Award Stock Appreciation Rights Fair Value Assumptions Expected Volatility Rate | 6.557%
Share-based Compensation Arrangement by Cash Payment Award Stock Appreciation Rights, Fair Value Assumptions, Risk Free Interest Rate | 0.715%
Share-based Compensation Arrangement by Cash Payment Award Stock Appreciation Rights, Fair Value Assumptions, Expected Dividend Payments | $ 0.46

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