Significant Accounting Policies - Long-lived Assets (Details)	12 Months Ended
	Dec. 31, 2021
Capitalized Software
Period of payment default	3 months
Furniture, Fixtures, Equipment and Building Improvements | Minimum
Capitalized Software
Estimated useful lives	5 years
Furniture, Fixtures, Equipment and Building Improvements | Maximum
Capitalized Software
Estimated useful lives	7 years
Capitalized software | Minimum
Capitalized Software
Estimated useful lives	3 years
Capitalized software | Maximum
Capitalized Software
Estimated useful lives	7 years