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Cash and Securities Segregated for Regulatory and Other Purposes
12 Months Ended
Dec. 31, 2015
Brokers and Dealers [Abstract]  
Cash and Securities Segregated for Regulatory and Other Purposes
Cash and securities segregated for regulatory and other purposes
There were no deposits held in special reserve bank accounts for the exclusive benefit of customers in accordance with regulatory requirements at December 31, 2015 ($17.7 million at December 31, 2014). To the extent permitted, these deposits are invested in interest bearing accounts collateralized by qualified securities.