Fixed Assets and Leasehold Improvements (Tables)

12 Months Ended

Dec. 31, 2014

Property, Plant and Equipment [Abstract]

Schedule of Fixed Assets and Leasehold Improvements

Fixed assets and leasehold improvements comprise the following (in thousands):

	Depreciation	December 31, 2014			December 31, 2013
	Period
Computer hardware and software	3 years	$	242,498		$	223,141
Leasehold improvements	*	114,851			115,046
Telephone systems and equipment	5 years	3,962			3,848
Furniture and fixtures	7 years	12,120			12,227
		373,431			354,262
Less - Accumulated depreciation and amortization		(239,380		)	(207,594		)
		$	134,051		$	146,668

*Shorter of life of lease or useful life of assets