Business Segment Information (Tables)

12 Months Ended

Dec. 31, 2018

Segment Reporting [Abstract]

Net Revenues From Investment Management, Research and Related Services

Net revenues derived from our investment management, research and related services were as follows:

	Years Ended December 31,
	2018		2017		2016
	(in thousands)
Institutions	$	479,068	$	477,140	$	422,060
Retail	1,494,445		1,423,890		1,261,907
Private Wealth Management	883,234		787,362		711,599
Bernstein Research Services	439,432		449,919		479,875
Other	123,581		185,375		162,461
Total revenues	3,419,760		3,323,686		3,037,902
Less: Interest expense	52,399		25,165		9,123
Net revenues	$	3,367,361	$	3,298,521	$	3,028,779

Net Revenues and Long-Lived Assets, Related to Geographic Areas

Net revenues and long-lived assets, related to our U.S. and international operations, as of and for the years ended December 31, were as follows:

	2018		2017		2016
	(in thousands)
Net revenues:
United States	$	1,940,267	$	1,958,844	$	1,901,571
International	1,427,094		1,339,677		1,127,208
Total	$	3,367,361	$	3,298,521	$	3,028,779
Long-lived assets:
United States	$	3,262,722	$	3,313,958
International	56,069		46,221
Total	$	3,318,791	$	3,360,179