Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
ASSETS
Cash and cash equivalents	$ 107,537	$ 63,364
Deposits with clearing organizations	42,910	49,490
Receivable from brokers, dealers and clearing organizations	315,308	365,791
Receivable from customers, net of allowance for credit losses of $2,543 ($2,545 in 2015)	780,670	840,355
Income tax receivable	17,534	12,231
Securities purchased under agreements to resell	0	206,499
Securities owned, including amounts pledged of $657,527 ($546,334 in 2015), at fair value	951,906	734,831
Notes receivable, net of accumulated amortization and allowance for uncollectibles of $61,671 and $8,062, respectively ($54,919 and $8,444, respectively, in 2015)	33,012	32,849
Office facilities, net of accumulated depreciation of $107,810 ($104,812 in 2015)	27,880	28,285
Assets held for sale	21,764	99,881
Intangible assets	31,700	31,700
Goodwill	137,889	137,889
Other assets	107,619	94,839
Total assets	2,575,729	2,698,004
Liabilities
Drafts payable	26,759	48,011
Bank call loans	151,900	100,200
Payable to brokers, dealers and clearing organizations	172,362	164,546
Payable to customers	596,441	594,833
Securities sold under agreements to repurchase	432,912	651,445
Securities sold, but not yet purchased, at fair value	259,032	126,493
Liabilities held for sale	36,490	74,680
Accrued compensation	108,097	149,092
Accounts payable and other liabilities	110,367	108,637
Senior secured notes	149,110	148,868
Deferred tax liabilities	10,147	6,117
Total liabilities	2,053,617	2,172,922
Contingencies
Share capital
Common stock	59,306	57,520
Contributed capital	39,608	44,438
Retained earnings	415,680	417,001
Accumulated other comprehensive loss	(682)	(901)
Total Oppenheimer Holdings Inc. stockholders' equity	513,912	518,058
Noncontrolling interest	8,200	7,024
Total stockholders' equity	522,112	525,082
Total liabilities and stockholders' equity	2,575,729	2,698,004
Class A Stock [Member]
Share capital
Common stock	59,173	57,387
Class B Stock [Member]
Share capital
Common stock	$ 133	$ 133