CASH AND CASH EQUIVALENTS, ASSETS SEGREGATED PURSUANT TO REGULATIONS, AND DEPOSITS WITH CLEARING ORGANIZATIONS (Details) - USD ($) $ in Thousands	Mar. 31, 2016	Sep. 30, 2015	Mar. 31, 2015	Sep. 30, 2014
Cash and cash equivalents:
Cash in banks	$ 1,477,197	$ 2,597,568
Money market fund investments	2,589	3,438
Total cash and cash equivalents	1,479,786	2,601,006	$ 2,540,137	$ 2,199,063
Cash segregated pursuant to federal regulations and other segregated assets	3,614,811	2,905,324
Deposits with clearing organizations:
Cash and cash equivalents	175,421	177,787
Government and agency obligations	29,636	29,701
Total deposits with clearing organizations	205,057	207,488
Raymond James Financial Inc
Deposits with clearing organizations:
Amount of cash and cash equivalents either held directly, held in a depository account, or are invested on behalf of Parent and available without restriction	$ 929,000	$ 1,220,000