Property and Equipment (Tables)

12 Months Ended

Dec. 31, 2015

Property, Plant and Equipment [Abstract]

Schedule of property and equipment

Property and equipment at December 31, 2014 and 2015 consisted of the following:

	Useful Life	2014		2015
		(in thousands)
Land	—	$	9,244	$	9,501
Building and building improvements	27.5 - 39 years	52,938		58,429
Leasehold improvements	up to 15 years	2,391		1,002
Office equipment	5 years	2,351		2,322
Computer equipment	3 years	22,615		25,179
Furniture and fixtures	7 years	7,533		8,124
Other Capitalizable Assets	1 - 5 years	708		1,829
Software development	5 years	64,593		74,737
Program development	3 years	4,110		4,920
		166,483		186,043
Accumulated depreciation and amortization		64,059		76,762
		$	102,424	$	109,281