XML 71 R56.htm IDEA: XBRL DOCUMENT v3.8.0.1
Stock Options and Restricted Shares - Common Stock Options (Details) - Common stock options and stock appreciation rights - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 12 Months Ended
Mar. 31, 2018
Dec. 31, 2017
Number    
Outstanding, beginning balance (in shares) 274,586  
Granted (in shares) 0  
Exercised (in shares) (86,502)  
Forfeited (in shares) 0  
Outstanding, ending balance (in shares) 188,084 274,586
Weighted-Average Exercise Price    
Outstanding, beginning balance (in dollars per share) $ 21.40  
Outstanding, ending balance (in dollars per share) $ 22.64 $ 21.40
Additional disclosures    
Options exercisable (in shares) 188,084  
Weighted- average exercise price of options exercisable (in dollars per share) $ 22.64  
Weighted-average contractual remaining term for options outstanding 4 years 4 days 3 years 22 days
Weighted-average contractual remaining term for options exercisable 4 years 4 days  
Aggregate intrinsic value $ 7,817 [1] $ 12,329 [2]
Aggregate intrinsic value of options exercisable [1] $ 7,817  
Quoted closing price of common stock (in dollars per share) $ 64.20 $ 66.30
Number of awards used in aggregate intrinsic value (in shares) 188,084 274,586
[1] The aggregate intrinsic value is calculated as the difference between the exercise price of the underlying awards and the quoted closing price of Pinnacle Financial common stock of $64.20 per common share at March 31, 2018 for the 188,084 options that were in-the-money at March 31, 2018.
[2] The aggregate intrinsic value is calculated as the difference between the exercise price of the underlying awards and the quoted closing price of Pinnacle Financial common stock of $66.30 per common share at December 31, 2017 for the 274,586 options that were in-the-money at December 31, 2017.