Property and Equipment - Schedule of Property and Equipment (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 198,413	$ 201,245
Accumulated depreciation and amortization	119,918	114,364
Property and equipment, net	78,495	86,881
Land
Property, Plant and Equipment [Line Items]
Property and equipment, gross	9,244	9,244
Building and building improvements
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 54,592	54,496
Building and building improvements | Minimum
Property, Plant and Equipment [Line Items]
Useful Life	15 years
Building and building improvements | Maximum
Property, Plant and Equipment [Line Items]
Useful Life	39 years
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 1,536	1,473
Leasehold improvements | Maximum
Property, Plant and Equipment [Line Items]
Useful Life	15 years
Office equipment
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 911	2,240
Useful Life	5 years
Computer equipment
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 22,090	25,618
Useful Life	3 years
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 9,035	8,391
Useful Life	7 years
Other capital assets
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 128	128
Useful Life	5 years
Software development
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 87,774	87,058
Useful Life	5 years
Program development
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 13,103	$ 12,597
Useful Life	3 years
Program development | Maximum
Property, Plant and Equipment [Line Items]
Useful Life	3 years