Equity-Based Incentive Plans (Long-Term Incentive Compensation Program) (Details)	12 Months Ended
	Dec. 31, 2020 shares
Performance/Service period one
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting percentage	100.00%
Vesting period	2 years
Performance Shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
General performance period	3 years
Growth and profitability measures	4
Vesting percentage	33.33%
Vesting period	2 years
Performance Shares | Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards earned as percentage of specified compensation	0.00%
Performance Shares | Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards earned as percentage of specified compensation	100.00%
2015 Award | Senior Executive Officers | Three Year Performance Period Award [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Maximum Shares That Could Be Issued	236,434
Award Earned	236,434
2015 Award | Senior Executive Officers | Three Year Performance Period Award [Member] | Performance/Service period one
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards Issued/Issuable	78,813
2015 Award | Senior Executive Officers | Three Year Performance Period Award [Member] | Performance/Service period two
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards Issued/Issuable	78,812
2015 Award | Senior Executive Officers | Three Year Performance Period Award [Member] | Performance/Service period three
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards Issued/Issuable	78,809
2016 Award | Senior Executive Officers | Three Year Performance Period Award [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Maximum Shares That Could Be Issued	324,469
Award Earned	324,469
2016 Award | Senior Executive Officers | Three Year Performance Period Award [Member] | Performance/Service period one
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards Issued/Issuable	108,158
2016 Award | Senior Executive Officers | Three Year Performance Period Award [Member] | Performance/Service period two
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards Issued/Issuable	108,156
2016 Award | Senior Executive Officers | Three Year Performance Period Award [Member] | Performance/Service period three
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards Issued/Issuable	108,155
2017 Award | Senior Executive Officers | One-year performance period transition award
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Maximum Shares That Could Be Issued	28,379
Award Earned	25,541
2017 Award | Senior Executive Officers | One-year performance period transition award | Performance/Service period one
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards Issued/Issuable	8,514
2017 Award | Senior Executive Officers | One-year performance period transition award | Performance/Service period two
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards Issued/Issuable	8,514
2017 Award | Senior Executive Officers | One-year performance period transition award | Performance/Service period three
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards Issued/Issuable	8,513
2017 Award | Senior Executive Officers | Two-year performance period transition award
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Maximum Shares That Could Be Issued	16,779
Award Earned	15,101
2017 Award | Senior Executive Officers | Two-year performance period transition award | Performance/Service period one
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards Issued/Issuable	5,034
2017 Award | Senior Executive Officers | Two-year performance period transition award | Performance/Service period two
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards Issued/Issuable	5,034
2017 Award | Senior Executive Officers | Two-year performance period transition award | Performance/Service period three
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards Issued/Issuable	5,033
2017 Award | Senior Executive Officers | Three Year Performance Period Award [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Maximum Shares That Could Be Issued	182,274
Award Earned	164,047
2017 Award | Senior Executive Officers | Three Year Performance Period Award [Member] | Performance/Service period one
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards Issued/Issuable	54,683
2017 Award | Senior Executive Officers | Three Year Performance Period Award [Member] | Performance/Service period two
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards Issued/Issuable	54,682
2017 Award | Senior Executive Officers | Three Year Performance Period Award [Member] | Performance/Service period three
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards Issued/Issuable	54,682
2018 Award | Senior Executive Officers | One-year performance period transition award
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Maximum Shares That Could Be Issued	198,397
Award Earned	188,481
2018 Award | Senior Executive Officers | One-year performance period transition award | Performance/Service period one
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards Issued/Issuable	188,481
2019 Award | Senior Executive Officers | One-year performance period transition award
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Maximum Shares That Could Be Issued	7,800
Award Earned	5,850
2019 Award | Senior Executive Officers | One-year performance period transition award | Performance/Service period two
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards Issued/Issuable	5,850
2019 Award | Senior Executive Officers | Two-year performance period transition award
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Maximum Shares That Could Be Issued	15,600
Award Earned	14,040
2019 Award | Senior Executive Officers | Two-year performance period transition award | Performance/Service period one
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards Issued/Issuable	14,040
2019 Award | Senior Executive Officers | Three Year Performance Period Award [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Maximum Shares That Could Be Issued	422,008
2020 Award | Senior Executive Officers | One-year performance period transition award
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Maximum Shares That Could Be Issued	9,764
Award Earned	7,812
2020 Award | Senior Executive Officers | One-year performance period transition award | Performance/Service period one
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards Issued/Issuable	7,812
2020 Award | Senior Executive Officers | Two-year performance period transition award
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Maximum Shares That Could Be Issued	9,764
2020 Award | Senior Executive Officers | Three Year Performance Period Award [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Maximum Shares That Could Be Issued	405,922