Segment Reporting (Tables)

6 Months Ended

Jun. 30, 2016

Segment Reporting [Abstract]

Revenues and Adjusted Segment Earnings before Interest, Taxes, Depreciation and Amortization for Reportable Segments

The table below presents Revenues and Adjusted Segment EBITDA for our reportable segments:

	Three Months Ended June 30,				Six Months Ended June 30,
	2016		2015		2016		2015
Revenues
Corporate Finance & Restructuring	$	132,142	$	109,113	$	259,298	$	215,325
Forensic and Litigation Consulting		118,193		126,131		237,197		249,396
Economic Consulting		118,006		108,698		248,737		214,779
Technology		41,882		61,826		90,163		116,480
Strategic Communications		49,924		43,369		95,037		85,495
Total revenues	$	460,147	$	449,137	$	930,432	$	881,475
Adjusted Segment EBITDA
Corporate Finance & Restructuring	$	32,041	$	22,032	$	63,644	$	44,512
Forensic and Litigation Consulting		15,190		19,979		34,998		42,050
Economic Consulting		15,381		15,292		36,700		26,848
Technology		5,035		12,166		12,858		22,239
Strategic Communications		8,440		5,631		14,548		11,383
Total Adjusted Segment EBITDA	$	76,087	$	75,100	$	162,748	$	147,032

Reconciliation of Adjusted Segment Earnings before Interest, Taxes, Depreciation and Amortization

The table below reconciles Total Adjusted Segment EBITDA to income before income tax provision:

	Three Months Ended June 30,						Six Months Ended June 30,
	2016			2015			2016			2015
Total Adjusted Segment EBITDA	$	76,087		$	75,100		$	162,748		$	147,032
Segment depreciation expense		(7,179	)		(6,513	)		(14,208	)		(13,504	)
Amortization of intangible assets		(2,590	)		(3,007	)		(5,196	)		(6,019	)
Special charges		(1,750	)		—			(6,811	)		—
Unallocated corporate expenses, excluding special charges		(20,406	)		(20,101	)		(39,152	)		(34,182	)
Interest income and other		4,125			950			6,682			813
Interest expense		(6,303	)		(12,473	)		(12,532	)		(24,841	)
Remeasurement of acquisition-related contingent    consideration		—			1,675			(980	)		1,675
Income before income tax provision	$	41,984		$	35,631		$	90,551		$	70,974