Total share-based compensation expense, related to the company’s stock options, restricted stock units, stock grant awards and employee stock purchase plan is included below.
| Quarter Ended | |||||||||||
| March 28, 2014 | December 31, 2013 | March 29, 2013 | |||||||||
| Cost of revenues | $ | 1.4 | $ | 1.5 | $ | 1.1 | |||||
| Research and development | 1.8 | 1.7 | 1.4 | ||||||||
| Selling and marketing | 1.5 | 1.6 | 1.1 | ||||||||
| General and administrative | 3.8 | 4.1 | 2.2 | ||||||||
| Total share-based compensation expense | $ | 8.5 | $ | 8.9 | $ | 5.8 | |||||
