Revenue Recognition Revenue is recognized when title to a product has transferred and any significant customer obligations have been fulfilled. Standard shipping terms are generally FOB shipping point in most countries and, accordingly, title and risk of loss transfers upon shipment. In countries where title cannot legally transfer before delivery, the Company defers revenue recognition until delivery has occurred. The Company generally maintains the right to accept or reject a product return in its terms and conditions and also maintains appropriate accruals for outstanding credits. Shipping and handling costs charged to customers are included in total net sales and the associated expense is recorded in cost of sales for all periods presented. Other than a few small software applications, the Company does not sell software products without the related hardware instrument as the software is embedded in the instrument. The Companys products typically require no significant production, modification or customization of the hardware or software that is essential to the functionality of the products. To the extent the Companys solutions have a post-shipment obligation, revenue is deferred until the obligation has been completed. The Company defers product revenue where installation is required, unless such installation is deemed perfunctory. The Company also sometimes enters into certain arrangements that require the separate delivery of multiple goods and/or services. These deliverables are accounted for separately if the deliverables have standalone value and the performance of undelivered items is probable and within the Company's control. The allocation of revenue between the separate deliverables is typically based on the relative selling price at the time of the sale in accordance with a number of factors including service technician billing rates, time to install and geographic location. Further, certain products are also sold through indirect distribution channels whereby the distributor assumes any further