Fair Value Measurements (Fair Value Measurement Inputs and Valuation Techniques) (Details) - Option-Based Model	Mar. 31, 2021
Risk free rate | Maximum
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Contingent Consideration	0.019
Risk free rate | Weighted Average
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Contingent Consideration	0.019
Debt spread | Minimum
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Contingent Consideration	0.000
Debt spread | Maximum
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Contingent Consideration	0.335
Debt spread | Weighted Average
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Contingent Consideration	0.110
Probabilities | Maximum
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Contingent Consideration	1.000
Probabilities | Weighted Average
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Contingent Consideration	1.000
Present value factor | Minimum
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Contingent Consideration	0.036
Present value factor | Maximum
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Contingent Consideration	0.039
Present value factor | Weighted Average
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Contingent Consideration	0.037
Discount rate
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Contingent Consideration	0.286
Discount rate | Weighted Average
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Contingent Consideration	0.286