Year ended December 31, (in millions) | 2013 | 2012 | 2011 | |||||||||
Cost of prior grants of RSUs and SARs that are amortized over their applicable vesting periods | $ | 1,440 | $ | 1,810 | $ | 1,986 | ||||||
Accrual of estimated costs of RSUs and SARs to be granted in future periods including those to full-career eligible employees | 779 | 735 | 689 | |||||||||
Total noncash compensation expense related to employee stock-based incentive plans | $ | 2,219 | $ | 2,545 | $ | 2,675 | ||||||