Subsequent Events - Additional Information (Details) (Subsequent Event [Member], USD $)	0 Months Ended
	Mar. 19, 2015 Executive_Officer	Feb. 27, 2015	Feb. 26, 2015
Subsequent Event [Member]
Subsequent Event [Line Items]
Total aggregate consideration			$ 18,000,000
Cost incurred of certain discounts and Omnicell products allegedly provided		$ 0
Number of executive officers in the Nelson v. Omnicell putative class action lawsuit	2