Investments in Affiliated Companies - Summary Statement of Income (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Other Items Net Interest And Other Financial Income [Line Items]
Income - interest income from subordinated debentures issued by HopFed Bancorp, Inc.	$ 8,734	$ 8,994	$ 17,392	$ 18,299
Subsidiaries [Member]
Other Items Net Interest And Other Financial Income [Line Items]
Income - interest income from subordinated debentures issued by HopFed Bancorp, Inc.	87	88	173	176
Net income	$ 87	$ 88	$ 173	$ 176