Subsequent Events	6 Months Ended
Jun. 30, 2017
Subsequent Events [Abstract]
Subsequent Events	Subsequent Events USAmeriBancorp, Inc. Merger Agreement On July 26, 2017, Valley announced its entry into a merger agreement with USAmeriBancorp, Inc. (USAB) headquartered in Clearwater, Florida. USAB largely through its wholly-owned subsidiary, USAmeriBank, has approximately $4.4 billion in assets, $3.6 billion in loans and $3.5 billion in deposits and maintains a branch network of 30 offices. The acquisition will expand Valley's Florida presence and establish a presence in Alabama. The common shareholders of USAB will receive 6.1 shares of Valley common stock for each USAB share they own, subject to adjustment in the event Valley’s average stock price falls below $11.50 or rises above $13.00 prior to closing. Both Valley and USAB have walkaway rights if the volume-weighted average closing price is below $11.00 and USAB has a walkaway right if the volume-weighted average closing price is above $13.50. The transaction is valued at an estimated $816 million, based on Valley’s closing stock price on July 25, 2017. The acquisition is expected to close early in the first quarter of 2018, subject to standard regulatory approvals, shareholder approvals from Valley and USAB, as well as other customary conditions. Issuance of Series B Preferred Stock On August 3, 2017, Valley issued 4.0 million shares of its Fixed-to-Floating Rate Non-Cumulative Perpetual Preferred Stock, Series B, no par value per share, with a liquidation preference of $25 per share for aggregate consideration of $100 million. Dividends on the preferred stock will accrue and be payable quarterly in arrears, at a fixed rate per annum equal to 5.50 percent from the original issuance date to, but excluding, September 30, 2022, and thereafter at a floating rate per annum equal to three-month LIBOR plus a spread of 3.578 percent. Net proceeds to Valley after deducting underwriting discounts, commissions and offering expenses are expected to be approximately $98.1 million.

Subsequent Events

USAmeriBancorp, Inc. Merger Agreement

On July 26, 2017, Valley announced its entry into a merger agreement with USAmeriBancorp, Inc. (USAB) headquartered in Clearwater, Florida. USAB largely through its wholly-owned subsidiary, USAmeriBank, has approximately $4.4 billion in assets, $3.6 billion in loans and $3.5 billion in deposits and maintains a branch network of 30 offices. The acquisition will expand Valley's Florida presence and establish a presence in Alabama. The common shareholders of USAB will receive 6.1 shares of Valley common stock for each USAB share they own, subject to adjustment in the event Valley’s average stock price falls below $11.50 or rises above $13.00 prior to closing. Both Valley and USAB have walkaway rights if the volume-weighted average closing price is below $11.00 and USAB has a walkaway right if the volume-weighted average closing price is above $13.50. The transaction is valued at an estimated $816 million, based on Valley’s closing stock price on July 25, 2017. The acquisition is expected to close early in the first quarter of 2018, subject to standard regulatory approvals, shareholder approvals from Valley and USAB, as well as other customary conditions.

Issuance of Series B Preferred Stock

On August 3, 2017, Valley issued 4.0 million shares of its Fixed-to-Floating Rate Non-Cumulative Perpetual

Preferred Stock, Series B, no par value per share, with a liquidation preference of $25 per share for aggregate consideration of $100 million. Dividends on the preferred stock will accrue and be payable quarterly in arrears, at a fixed rate per annum equal to 5.50 percent from the original issuance date to, but excluding, September 30, 2022, and thereafter at a floating rate per annum equal to three-month LIBOR plus a spread of 3.578 percent. Net proceeds to Valley after deducting underwriting discounts, commissions and offering expenses are expected to be approximately $98.1 million.