iRobot (Nasdaq: IRBT) reported earnings on Oct. 23. Here are the numbers you need to know.

The 10-second takeaway
 For the quarter ended Sep. 29 (Q3), iRobot met expectations on revenues and crushed expectations on earnings per share.

Compared to the prior-year quarter, revenue increased and GAAP earnings per share grew.

Margins increased across the board.

Revenue details
 iRobot notched revenue of $126.3 million. The six analysts polled by S&P Capital IQ expected revenue of $128.1 million on the same basis. GAAP reported sales were 4.9% higher than the prior-year quarter's $120.4 million.

Source: S&P Capital IQ. Quarterly periods. Dollar amounts in millions. Non-GAAP figures may vary to maintain comparability with estimates.

EPS details
 EPS came in at $0.56. The two earnings estimates compiled by S&P Capital IQ anticipated $0.33 per share. GAAP EPS of $0.54 for Q3 were 8.0% higher than the prior-year quarter's $0.50 per share.

Source: S&P Capital IQ. Quarterly periods. Non-GAAP figures may vary to maintain comparability with estimates.

Margin details
 For the quarter, gross margin was 43.5%, 190 basis points better than the prior-year quarter. Operating margin was 18.0%, 510 basis points better than the prior-year quarter. Net margin was 12.0%, 30 basis points better than the prior-year quarter.

Looking ahead
 Next quarter's average estimate for revenue is $145.1 million. On the bottom line, the average EPS estimate is $0.26.

Next year's average estimate for revenue is $479.7 million. The average EPS estimate is $0.87.

Investor sentiment
 The stock has a four-star rating (out of five) at Motley Fool CAPS, with 1,138 members out of 1,259 rating the stock outperform, and 121 members rating it underperform. Among 337 CAPS All-Star picks (recommendations by the highest-ranked CAPS members), 304 give iRobot a green thumbs-up, and 33 give it a red thumbs-down.

Of Wall Street recommendations tracked by S&P Capital IQ, the average opinion on iRobot is hold, with an average price target of $27.80.