Subordinated Debentures	6 Months Ended
Jun. 30, 2017
Debt Disclosure [Abstract]
Subordinated Debentures	Subordinated Debentures In August 2014, the Corporation issued $60 million in aggregate principal amount of 5.75% Subordinated Notes Due 2024 (the “Notes”) in a private placement transaction to institutional accredited investors (the “Private Placement”). The Corporation contributed $50 million of net proceeds from the Private Placement to the Bank to support general corporate purposes. The Notes bear interest at an annual fixed rate of 5.75%, and the first interest payment on the Notes occurred on March 3, 2015, and will continue to be payable semiannually each March 3 and September 3 until September 3, 2024. The Notes can only be redeemed, partially or in whole, prior to the maturity date if the notes do not constitute Tier 2 Capital (for purposes of capital adequacy guidelines of the Board of Governors of the Federal Reserve). Outstanding principal and accrued and unpaid interest are due upon early redemption. In connection with the Private Placement, the Corporation obtained ratings from Kroll Bond Rating Agency (“KBRA”). KBRA assigned investment grade ratings of BBB+ and BBB for the Corporation’s senior unsecured debt and subordinated debt, respectively, and a senior deposit rating of A- for the Bank. These ratings were reaffirmed by KBRA on November 1, 2016. In March 2004, the Corporation issued $10.3 million of Floating Rate Junior Subordinated Deferrable Interest Debentures (the “Subordinated Debentures”) to PPBI Trust I, which funded the payment of $10 million of Floating Rate Trust Preferred Securities (“Trust Preferred Securities”) issued by PPBI Trust I in March 2004 due April 7, 2034. The net proceeds from the offering of Trust Preferred Securities were contributed as capital to the Bank to support further growth. Interest is payable quarterly on the Subordinated Debentures at three-month LIBOR plus 2.75% per annum, for an effective rate of 3.91% per annum as of June 30, 2017. On April 1, 2017, as part of the Heritage Oaks acquisition, the Company assumed $5.2 million of floating rate junior subordinated debt securities associated with Heritage Oaks Capital Trust II. Interest is payable quarterly at three-month LIBOR plus 1.72% per annum, for an effective rate of 2.86761% per annum as of June 30, 2017. At June 30, 2017, the carrying value of these debentures was $3.9 million, which reflects purchase accounting fair value adjustments of $1.4 million. The Company also assumed $3.1 million and $5.2 million of floating rate junior subordinated debt associated with Mission Community Capital Trust I and Santa Lucia Bancorp (CA) Capital Trust, respectively. At June 30, 2017, the carrying value of Mission Community Capital Trust I and Santa Lucia Bancorp (CA) Capital Trust were $2.8 million and $3.7 million, which reflects purchase accounting fair value adjustments of $342,000 and $1.5 million. Interest is payable quarterly at three-month LIBOR plus 2.95% per annum, for an effective rate of 4.10844% per annum as of June 30, 2017 for Mission Community Capital Trust I. Interest is payable quarterly at three-month LIBOR plus 1.48% per annum, for an effective rate of 2.63844% per annum as of June 30, 2017 for Santa Lucia Bancorp (CA) Capital Trust. These three debentures are callable by the Company at par. The Corporation is not allowed to consolidate any trust preferred securities into the Company’s consolidated financial statements. The resulting effect on the Company’s consolidated financial statements is to report only the Subordinated Debentures as a component of the Company’s liabilities.

Subordinated Debentures

In August 2014, the Corporation issued $60 million in aggregate principal amount of 5.75% Subordinated Notes Due 2024 (the “Notes”) in a private placement transaction to institutional accredited investors (the “Private Placement”). The Corporation contributed $50 million of net proceeds from the Private Placement to the Bank to support general corporate purposes. The Notes bear interest at an annual fixed rate of 5.75%, and the first interest payment on the Notes occurred on March 3, 2015, and will continue to be payable semiannually each March 3 and September 3 until September 3, 2024. The Notes can only be redeemed, partially or in whole, prior to the maturity date if the notes do not constitute Tier 2 Capital (for purposes of capital adequacy guidelines of the Board of Governors of the Federal Reserve). Outstanding principal and accrued and unpaid interest are due upon early redemption.

In connection with the Private Placement, the Corporation obtained ratings from Kroll Bond Rating Agency (“KBRA”). KBRA assigned investment grade ratings of BBB+ and BBB for the Corporation’s senior unsecured debt and subordinated debt, respectively, and a senior deposit rating of A- for the Bank. These ratings were reaffirmed by KBRA on November 1, 2016.

In March 2004, the Corporation issued $10.3 million of Floating Rate Junior Subordinated Deferrable Interest Debentures (the “Subordinated Debentures”) to PPBI Trust I, which funded the payment of $10 million of Floating Rate Trust Preferred Securities (“Trust Preferred Securities”) issued by PPBI Trust I in March 2004 due April 7, 2034. The net proceeds from the offering of Trust Preferred Securities were contributed as capital to the Bank to support further growth. Interest is payable quarterly on the Subordinated Debentures at three-month LIBOR plus 2.75% per annum, for an effective rate of 3.91% per annum as of June 30, 2017.

On April 1, 2017, as part of the Heritage Oaks acquisition, the Company assumed $5.2 million of floating rate junior subordinated debt securities associated with Heritage Oaks Capital Trust II. Interest is payable quarterly at three-month LIBOR plus 1.72% per annum, for an effective rate of 2.86761% per annum as of June 30, 2017. At June 30, 2017, the carrying value of these debentures was $3.9 million, which reflects purchase accounting fair value adjustments of $1.4 million. The Company also assumed $3.1 million and $5.2 million of floating rate junior subordinated debt associated with Mission Community Capital Trust I and Santa Lucia Bancorp (CA) Capital Trust, respectively. At June 30, 2017, the carrying value of Mission Community Capital Trust I and Santa Lucia Bancorp (CA) Capital Trust were $2.8 million and $3.7 million, which reflects purchase accounting fair value adjustments of $342,000 and $1.5 million. Interest is payable quarterly at three-month LIBOR plus 2.95% per annum, for an effective rate of 4.10844% per annum as of June 30, 2017 for Mission Community Capital Trust I. Interest is payable quarterly at three-month LIBOR plus 1.48% per annum, for an effective rate of 2.63844% per annum as of June 30, 2017 for Santa Lucia Bancorp (CA) Capital Trust. These three debentures are callable by the Company at par.

The Corporation is not allowed to consolidate any trust preferred securities into the Company’s consolidated financial statements. The resulting effect on the Company’s consolidated financial statements is to report only the Subordinated Debentures as a component of the Company’s liabilities.