Annual report pursuant to Section 13 and 15(d)

Consolidated Statements of Shareholders' Equity and Partners' Capital

v3.8.0.1
Consolidated Statements of Shareholders' Equity and Partners' Capital - USD ($)
$ in Thousands
Total
Common Stock Shares [Member]
Additional Paid-in Capital [Member]
Dividends in Excess of Net Income [Member]
Accumulated Other Comprehensive Income (Loss) [Member]
Life Storage LP [Member]
Life Storage LP [Member]
Accumulated Other Comprehensive Income (Loss) [Member]
Life Storage LP [Member]
Life Storage Holdings, Inc. General Partner [Member]
Life Storage LP [Member]
Life Storage, Inc. Limited Partner [Member]
Beginning Balance, value at Dec. 31, 2014 $ 975,869 $ 341 $ 1,156,225 $ (167,692) $ (13,005)        
Beginning Balance, value at Dec. 31, 2014           $ 975,869 $ (13,005) $ 9,895 $ 978,979
Beginning Balance, shares at Dec. 31, 2014   34,105,955              
Net proceeds from the issuance of common stock/Partnership Units 210,142 $ 23 210,119     210,142   2,123 208,019
Net proceeds from the issuance of common stock/Partnership Units, Shares   2,329,911              
Net proceeds from the issuance of common stock/Partnership Units through Dividend Reinvestment Plan $ 13,926 $ 1 13,925     13,926   139 13,787
Net proceeds from the issuance of common stock/Partnership Units through Dividend Reinvestment Plan, Shares 151,246 151,246              
Exercise of stock options $ 1,633 $ 1 1,632     1,633   16 1,617
Exercise of stock options, shares 30,900 30,900              
Issuance of non-vested stock   $ 1 (1)            
Issuance of non-vested stock, shares   64,244              
Earned portion of non-vested stock $ 6,254   6,254     6,254   63 6,191
Stock option expense 210   210     210   2 208
Deferred compensation outside directors 59   59     59     59
Deferred compensation outside directors, shares   28,417              
Carrying value less than redemption value on redeemed noncontrolling interest (80)   (80)     (80)   (10) (70)
Adjustment to redemption value of noncontrolling redeemable Operating Partnership Units (3,328)     (3,328)   (3,328)     (3,328)
Net income attributable to common shareholders/unitholders 112,524     112,524   112,524   1,131 111,393
Change in fair value of derivatives, net of reclassifications (1,410)       (1,410) (1,410) (1,410) (14) 14
Dividends / Distributions (113,484)     (113,484)   (113,484)   (1,140) (112,344)
Ending Balance, value at Dec. 31, 2015 1,202,315 $ 367 1,388,343 (171,980) (14,415)        
Ending balance, shares at Dec. 31, 2015   36,710,673              
Ending Balance, value at Dec. 31, 2015           1,202,315 (14,415) 12,205 1,204,525
Net proceeds from the issuance of common stock/Partnership Units 934,963 $ 96 934,867     934,963   9,349 925,614
Net proceeds from the issuance of common stock/Partnership Units, Shares   9,545,000              
Net proceeds from the issuance of common stock/Partnership Units through Dividend Reinvestment Plan $ 13,166 $ 1 13,165     13,166   132 13,034
Net proceeds from the issuance of common stock/Partnership Units through Dividend Reinvestment Plan, Shares 133,666 133,666              
Conversion of operating partnership units to common shares $ 4,795   4,795     4,795     4,795
Issuance of operating partnership units               95 (95)
Conversion of operating partnership units to common shares, shares   41,862              
Exercise of stock options, shares 0                
Issuance of non-vested stock, shares   23,405              
Earned portion of non-vested stock $ 7,216   7,216     7,216   72 7,144
Stock option expense 89   89     89   1 88
Deferred compensation outside directors 92   92     92   1 91
Adjustment to redemption value of noncontrolling redeemable Operating Partnership Units 4,457     4,457   4,457     4,457
Net income attributable to common shareholders/unitholders 85,225     85,225   85,225   856 84,369
Amortization of terminated hedge included in AOCI 458       458 458 458 4 (4)
Change in fair value of derivatives, net of reclassifications (7,518)       (7,518) (7,518) (7,518) (75) 75
Dividends / Distributions (156,764)     (156,764)   (156,764)   (1,575) (155,189)
Ending Balance, value at Dec. 31, 2016 $ 2,088,494 $ 464 2,348,567 (239,062) (21,475)        
Ending balance, shares at Dec. 31, 2016 46,454,606 46,454,606              
Ending Balance, value at Dec. 31, 2016           2,088,494 (21,475) 21,065 2,088,904
Net proceeds from the issuance of common stock/Partnership Units through Dividend Reinvestment Plan $ 15,634 $ 2 15,632     15,634   157 15,477
Net proceeds from the issuance of common stock/Partnership Units through Dividend Reinvestment Plan, Shares 199,809 199,809              
Purchase of outstanding units           (8,234)   (82) (8,152)
Purchase of outstanding shares $ (8,234) $ (1) (8,233)            
Purchase of outstanding shares, shares (112,554) (112,554)              
Exercise of stock options $ 43   43     43   1 42
Exercise of stock options, shares 1,100 1,100              
Issuance of non-vested stock   $ 1 (1)         1 (1)
Issuance of non-vested stock, shares   51,276              
Forfeiture of non-vested stock   (42,015)              
Earned portion of non-vested stock $ 7,148   7,148     7,148   71 7,077
Stock option expense 15   15     15     15
Adjustment to redemption value of noncontrolling redeemable Operating Partnership Units (1,697)     (1,697)   (1,697)     (1,697)
Net income attributable to common shareholders/unitholders 96,365     96,365   96,365   968 95,397
Amortization of terminated hedge included in AOCI 917       917 917 917 9 (9)
Change in fair value of derivatives, net of reclassifications 12,971       12,971 12,971 12,971 130 (130)
Dividends / Distributions (183,333)     (183,333)   (183,333)   (1,842) (181,491)
Ending Balance, value at Dec. 31, 2017 $ 2,028,323 $ 466 $ 2,363,171 $ (327,727) $ (7,587)        
Ending balance, shares at Dec. 31, 2017 46,552,222 46,552,222              
Ending Balance, value at Dec. 31, 2017           $ 2,028,323 $ (7,587) $ 20,478 $ 2,015,432