Organization and Summary of Significant Accounting Policies - Intangible Assets (Details)	3 Months Ended	0 Months Ended			12 Months Ended
	Dec. 31, 2010 Customer lists [Member]	Feb. 19, 2010 Developed technology [Member]	Aug. 21, 2012 Distribution agreements [Member]	Jan. 05, 2012 Distribution agreements [Member]	Dec. 31, 2012 Patents [Member]	Dec. 31, 2012 Royalty agreements [Member]	Dec. 31, 2012 Minimum [Member] Customer lists [Member]	Dec. 31, 2012 Minimum [Member] Developed technology [Member]	Dec. 31, 2012 Minimum [Member] Distribution agreements [Member]	Dec. 31, 2012 Minimum [Member] License agreements and trademarks [Member]	Dec. 31, 2012 Minimum [Member] Covenant not to compete [Member]	Dec. 31, 2012 Maximum [Member] Customer lists [Member]	Dec. 31, 2012 Maximum [Member] Developed technology [Member]	Dec. 31, 2012 Maximum [Member] Distribution agreements [Member]	Dec. 31, 2012 Maximum [Member] License agreements and trademarks [Member]	Dec. 31, 2012 Maximum [Member] Covenant not to compete [Member]
Finite-Lived Intangible Assets [Line Items]
Useful life	10 years	10 years	10 years	12 years	17 years	5 years	5 years	5 years	5 years	5 years	3 years	15 years	15 years	11 years	15 years	10 years