Equity-Based Compensation (Schedule of Number of Awards and Weighted Average Grant Date Fair Value) (Details) - $ / shares	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Awards (in shares)			25,000
Deferred stock units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Awards (in shares)	7,509
Weighted Average Grant Date Fair Value (in USD per share)	$ 37.95
Common stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Awards (in shares)	7,509
Weighted Average Grant Date Fair Value (in USD per share)	$ 37.95
Restricted stock units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Awards (in shares)	152,972
Weighted Average Grant Date Fair Value (in USD per share)	$ 39.73
Performance stock units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Awards (in shares)	194,658
Weighted Average Grant Date Fair Value (in USD per share)	$ 40.49
2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Awards (in shares)	0
Weighted Average Grant DAte Fair Value (in USD per share)	$ 0
2019 | Deferred stock units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Awards (in shares)	7,509
Weighted Average Grant Date Fair Value (in USD per share)	$ 37.95
2019 | Common stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Awards (in shares)	7,509
Weighted Average Grant Date Fair Value (in USD per share)	$ 37.95
2019 | Restricted stock units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Awards (in shares)	152,472
Weighted Average Grant Date Fair Value (in USD per share)	$ 39.73
2019 | Performance stock units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Awards (in shares)	183,908
Weighted Average Grant Date Fair Value (in USD per share)	$ 40.49
2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Awards (in shares)		0
Weighted Average Grant DAte Fair Value (in USD per share)		$ 0
2018 | Deferred stock units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Awards (in shares)		10,255
Weighted Average Grant Date Fair Value (in USD per share)		$ 35.96
2018 | Common stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Awards (in shares)		2,113
Weighted Average Grant Date Fair Value (in USD per share)		$ 35.50
2018 | Restricted stock units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Awards (in shares)		116,174
Weighted Average Grant Date Fair Value (in USD per share)		$ 36.61
2018 | Performance stock units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Awards (in shares)		135,929
Weighted Average Grant Date Fair Value (in USD per share)		$ 33.63
2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Awards (in shares)			25,000
Weighted Average Grant DAte Fair Value (in USD per share)			$ 12.85
2017 | Deferred stock units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Awards (in shares)			10,170
Weighted Average Grant Date Fair Value (in USD per share)			$ 34.42
2017 | Common stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Awards (in shares)			2,034
Weighted Average Grant Date Fair Value (in USD per share)			$ 34.42
2017 | Restricted stock units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Awards (in shares)			133,548
Weighted Average Grant Date Fair Value (in USD per share)			$ 36.56
2017 | Performance stock units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Awards (in shares)			108,748
Weighted Average Grant Date Fair Value (in USD per share)			$ 42.72