Commitments and Contingencies Outstanding Operating Lease Liabilities (Details) - USD ($)		12 Months Ended
		Dec. 31, 2021	Dec. 31, 2020
Future minimum annual lease and service payments
Total lease liability		$ 98,883,000	$ 82,735,000
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability		37,700,000
Gain (Loss) on Termination of Lease		900,000
Increase in Operating asset/liab, new equipment leases		1,700,000
Equipment Leases
Future minimum annual lease and service payments
2022	[1]	520,000
2023	[1]	381,000
2024	[1]	370,000
2025	[1]	370,000
2026	[1]	278,000
Thereafter	[1]	0
Total operating leases	[1]	1,919,000
Less discount	[1]	124,000
Less short-term leases	[1]	0
Total lease liability	[1]	1,795,000
Facility Leases
Future minimum annual lease and service payments
2022	[2],[3],[4]	24,697,000
2023	[2],[3],[4]	24,687,000
2024	[2],[3],[4]	21,852,000
2025	[2],[3],[4]	11,137,000
2026	[2],[3],[4]	7,593,000
Thereafter	[2],[3],[4]	19,463,000
Total operating leases	[2],[3],[4]	109,429,000
Less discount	[2],[3],[4]	12,232,000
Less short-term leases		109,000
Total lease liability	[2],[3],[4]	$ 97,088,000

[1] During the year ended December 31, 2021, the Company recognized an increase of $1.7 million of operating right-of-use assets and leases liabilities related to equipment leases

[2] During the fourth quarter of 2021, the Company completely vacated leased office space in New York and New Jersey which resulted in an acceleration of expense of approximately $0.9 million within occupancy and equipment expense in the accompanying consolidated statements of operations during the year ended December 31, 2021.

[3] During the year ended December 31, 2021, the Company recognized an increase of $37.7 million of operating right-of-use assets and leases liabilities related to facility leases.

[4] The Company has entered into various agreements to sublease certain of its premises.