Quarterly report pursuant to Section 13 or 15(d)

SHARE-BASED COMPENSATION SHARE-BASED COMPENSATION - RSAs, RSUs, PSUs (Details)

v3.5.0.2
SHARE-BASED COMPENSATION SHARE-BASED COMPENSATION - RSAs, RSUs, PSUs (Details) - $ / shares
shares in Thousands
9 Months Ended
Sep. 30, 2016
Sep. 30, 2016
Restricted Stock Awards    
Shares:    
Nonvested at beginning of period (in shares) 7  
Granted (in shares) 0  
Assumed (in shares) 916  
Vested (in shares) (204)  
Forfeited (in shares) (15)  
Nonvested at end of period (in shares) 704  
Weighted-Average Grant Date Fair Value Per Share (USD per share):    
Nonvested at beginning of period (in USD per share) $ 9.53  
Granted (in USD per share) 0.00  
Assumed (in USD per Share) 9.68  
Vested (in USD per Share) 9.67  
Forfeited (in USD per Share) 9.68  
Nonvested at end of period (in USD per share) $ 9.53 $ 9.68
Restricted Stock Units    
Shares:    
Nonvested at beginning of period (in shares) 12,170  
Granted (in shares) 5,415  
Assumed (in shares) 0  
Vested (in shares) (3,101)  
Forfeited (in shares) (629)  
Nonvested at end of period (in shares) 13,855  
Weighted-Average Grant Date Fair Value Per Share (USD per share):    
Nonvested at beginning of period (in USD per share) $ 9.11  
Granted (in USD per share) 9.66  
Assumed (in USD per Share) 0.00  
Vested (in USD per Share) 7.89  
Forfeited (in USD per Share) 9.44  
Nonvested at end of period (in USD per share) $ 9.11 9.59
Performance Share Awards    
Shares:    
Nonvested at beginning of period (in shares) 2,893  
Granted (in shares) 954  
Assumed (in shares) 807  
Vested (in shares) (1,306)  
Forfeited (in shares) (47)  
Nonvested at end of period (in shares) 3,301  
Weighted-Average Grant Date Fair Value Per Share (USD per share):    
Nonvested at beginning of period (in USD per share) $ 8.99  
Granted (in USD per share) 9.04  
Assumed (in USD per Share) 9.68  
Vested (in USD per Share) 8.05  
Forfeited (in USD per Share) 9.88  
Nonvested at end of period (in USD per share) $ 8.99 $ 9.63
FirstMerit Bank | Restricted Stock Awards    
Shares:    
Assumed (in shares) 916  
FirstMerit Bank | Performance Share Awards    
Shares:    
Assumed (in shares) 807