XML 57 R3.htm IDEA: XBRL DOCUMENT v2.4.1.9
CONSOLIDATED STATEMENTS OF FINANCIAL CONDITION (Parenthetical) (USD $)
Mar. 31, 2015
Dec. 31, 2014
Preferred stock, par value (in dollars per share) $ 0.01us-gaap_PreferredStockParOrStatedValuePerShare $ 0.01us-gaap_PreferredStockParOrStatedValuePerShare
Preferred stock, shares authorized 1,000,000us-gaap_PreferredStockSharesAuthorized 1,000,000us-gaap_PreferredStockSharesAuthorized
Preferred stock, shares issued 0us-gaap_PreferredStockSharesIssued 0us-gaap_PreferredStockSharesIssued
Preferred stock, shares outstanding 0us-gaap_PreferredStockSharesOutstanding 0us-gaap_PreferredStockSharesOutstanding
Common stock, par value (in dollars per share) $ 0.01us-gaap_CommonStockParOrStatedValuePerShare $ 0.01us-gaap_CommonStockParOrStatedValuePerShare
Common stock, shares authorized 25,000,000us-gaap_CommonStockSharesAuthorized 25,000,000us-gaap_CommonStockSharesAuthorized
Common stock, shares issued 7,002,366us-gaap_CommonStockSharesIssued 7,002,366us-gaap_CommonStockSharesIssued
Common stock, shares outstanding 7,002,208us-gaap_CommonStockSharesOutstanding 7,002,208us-gaap_CommonStockSharesOutstanding
Unearned ESOP, shares 294,387nvsl_UnearnedSharesEsop 294,387nvsl_UnearnedSharesEsop
Treasury stock, shares 158us-gaap_TreasuryStockShares 158us-gaap_TreasuryStockShares