Subordinated Debentures (Details) (USD $) In Millions, unless otherwise specified	1 Months Ended	6 Months Ended	1 Months Ended
	Mar. 31, 2004 PPBI Trust I	Jun. 30, 2012 Subordinated Debentures	Mar. 31, 2004 Subordinated Debentures PPBI Trust I
Subordinated Debentures
Debt issued			$ 10.3
Floating Rate Trust Preferred Securities issue amount	$ 10.0
Floating interest rate, base rate		three-month LIBOR
Floating interest rate, basis points added to base rate (as a percent)		2.75%
Effective rate (as a percent)		3.22%