Property and Equipment (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Dec. 31, 2013
Property and equipment, at cost less accumulated depreciation
Property and equipment, gross	$ 34,046		$ 32,660
Less: Accumulated depreciation and amortization	(12,194)		(11,590)
Property and equipment, at cost less accumulated depreciation	21,852		21,070
Depreciation	537	374
Capitalized costs related to software development	947
Land [Member]
Property and equipment, at cost less accumulated depreciation
Property and equipment, gross	4,276		4,276
Computer equipment [Member]
Property and equipment, at cost less accumulated depreciation
Property and equipment, gross	4,133		3,980
Furniture and fixtures [Member]
Property and equipment, at cost less accumulated depreciation
Property and equipment, gross	2,707		2,649
Leasehold improvements [Member]
Property and equipment, at cost less accumulated depreciation
Property and equipment, gross	124		124
Building [Member]
Property and equipment, at cost less accumulated depreciation
Property and equipment, gross	15,975		15,748
Capitalized software [Member]
Property and equipment, at cost less accumulated depreciation
Property and equipment, gross	6,831		5,883
Amortization	$ 67	$ 0