Employee Stock Benefit Plans (Details) (USD $) In Thousands, except Share data, unless otherwise specified	0 Months Ended	9 Months Ended				3 Months Ended	9 Months Ended	0 Months Ended	9 Months Ended	0 Months Ended				9 Months Ended
	Jan. 26, 2012	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012 Common Stock [Member]	Sep. 30, 2012 Stock Options [Member]	Mar. 31, 2012 Stock Options [Member] Employees And Consultants [Member]	Sep. 30, 2012 Stock Options [Member] Employees And Consultants [Member]	Mar. 18, 2012 Stock Options [Member] Executive employees [Member]	Sep. 30, 2012 Restricted Stock [Member]	Dec. 13, 2011 Restricted Stock [Member] Executive employees [Member]	Jul. 04, 2011 Restricted Stock [Member] Executive employees [Member]	Mar. 30, 2011 Restricted Stock [Member] Executive employees [Member]	Sep. 30, 2012 Non-Employee Director Stock Option Plan [Member]	Sep. 30, 2012 Non-Employee Director Stock Option Plan [Member] Common Stock [Member]	Sep. 30, 2012 Non-Employee Director Stock Option Plan [Member] Stock Options [Member]	Sep. 30, 2012 2005 Equity Plan [Member]	Sep. 30, 2012 2005 Equity Plan [Member] Common Stock [Member]	Sep. 30, 2012 2005 Equity Plan [Member] Stock Options [Member]
Employee Stock Benefit Plan [Abstract]
Common stock authorized in stock option plan (in shares)													120,000			3,000,000
Common stock issued or reserved for issuance (in shares)														7,000	18,951		753,095	890,170
Common stock awarded to directors elected to board (in shares)														5,000
Number of Options [Roll Forward]
Outstanding (in shares)					180,718
Granted (in shares)					739,000	509,000		230,000
Exercised (in shares)					(7,964)
Cancelled (in shares)					(11,129)
Outstanding (in shares)					900,625
Options exercisable (in shares)					180,625
Weighted Average Exercise Price [Roll Forward]
Outstanding (in dollars per share)					$ 19.54
Granted (in dollars per share)					$ 15.87	$ 14		$ 20
Exercised (in dollars per share)					$ 6.78
Cancelled (in dollars per share)					$ 20.25
Outstanding (in dollars per share)					$ 16.63
Options exercisable (in dollars per share)					$ 19.48
Unrecognized compensation cost related to non-vested option grants and stock awards		$ 11,650
Weighted-average period over which unrecognized compensation is expected to be recognized		3 years 9 months 18 days
Weighted average assumptions to estimate fair value of grants of stock options [Abstract]
Risk-free interest rate (in hundredths)					1.20%
Volatility (in hundredths)					85.53%
Expected dividend yield (in hundredths)					0.00%
Expected life					5 years 6 months
Estimated forfeiture rate (in hundredths)					0.00%
Common stock issued to non-employee directors (in shares)	30,000
Number of non-employee directors	6
Aggregate fair value of common stock issued to non-employee directors	405
Options granted to purchase common stock (in shares)					739,000	509,000		230,000
Strike price of options granted (in dollars per share)					$ 15.87	$ 14		$ 20
Vesting period of options granted							5 years	5 years	3 years
Expiration period of options granted							10 years	10 years		3 years
Number of executive employees								2		2
Aggregate fair value of options granted								6,652
Restricted common stock issued as part of reverse merger (in shares)										380,000
Shares awarded by Pre-merged PhotoMedex (in shares)											200,000
Number of senior executives										2
Purchase price of common stock (in dollars per share)										$ 0.01
Unvested stock awards assumed during reverse acquisition (in shares)												164,000
Stock awards vested (in shares)										36,000
Common stock eligible to be repurchased (in shares)				310,442					310,442
Purchase price of common stock eligible to be repurchased (in dollars per share)				$ 0.005
Exercise price of options replaced (in dollars per share)									$ 0.05
Stock-based compensation to be vested over original vesting period		869
Total stock-based compensation expense		$ 4,817	$ 16,436