BIOLASE, Inc. Annual report pursuant to Section 13 and 15(d)

Classification Of Compensation Expense Associated With Share-Based Payments (Detail)

Classification Of Compensation Expense Associated With Share-Based Payments (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Unrecognized Share Based Compensation Expense [Line Items]
Allocated Share-based Compensation Expense	$ 1,600	$ 1,528	$ 727
Cost Of Revenue
Unrecognized Share Based Compensation Expense [Line Items]
Allocated Share-based Compensation Expense	245	175	41
Sales and Marketing
Unrecognized Share Based Compensation Expense [Line Items]
Allocated Share-based Compensation Expense	514	463	193
General and Administrative Expense
Unrecognized Share Based Compensation Expense [Line Items]
Allocated Share-based Compensation Expense	668	751	407
Engineering And Development
Unrecognized Share Based Compensation Expense [Line Items]
Allocated Share-based Compensation Expense	$ 173	$ 139	$ 86

- Definition

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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