0000001 - Document - Cover Page link:presentationLink link:calculationLink link:definitionLink 9952151 - Statement - Condensed consolidated balance sheets link:presentationLink link:calculationLink link:definitionLink 9952152 - Statement - Condensed consolidated balance sheets (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952153 - Statement - Condensed consolidated statements of operations (unaudited) link:presentationLink link:calculationLink link:definitionLink 9952154 - Statement - Condensed consolidated statements of comprehensive income (unaudited) link:presentationLink link:calculationLink link:definitionLink 9952155 - Statement - Condensed consolidated statements of stockholders' equity (unaudited) link:presentationLink link:calculationLink link:definitionLink 9952156 - Statement - Condensed consolidated statements of cash flows (unaudited) link:presentationLink link:calculationLink link:definitionLink 9952157 - Statement - Condensed consolidated statements of comprehensive income (unaudited) (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952158 - Disclosure - Summary of business and significant accounting policies link:presentationLink link:calculationLink link:definitionLink 9952159 - Disclosure - Net income per share link:presentationLink link:calculationLink link:definitionLink 9952160 - Disclosure - Supplemental financial statement information link:presentationLink link:calculationLink link:definitionLink 9952161 - Disclosure - Intangible assets and goodwill link:presentationLink link:calculationLink link:definitionLink 9952162 - Disclosure - Commitments and contingencies link:presentationLink link:calculationLink link:definitionLink 9952163 - Disclosure - Indebtedness link:presentationLink link:calculationLink link:definitionLink 9952164 - Disclosure - Income taxes link:presentationLink link:calculationLink link:definitionLink 9952165 - Disclosure - Stock-based compensation link:presentationLink link:calculationLink link:definitionLink 9952166 - Disclosure - Stockholders' equity link:presentationLink link:calculationLink link:definitionLink 9952167 - Disclosure - Derivative financial instruments and hedging activities link:presentationLink link:calculationLink link:definitionLink 9952168 - Disclosure - Fair value link:presentationLink link:calculationLink link:definitionLink 9955511 - Disclosure - Summary of business and significant accounting policies (Policies) link:presentationLink link:calculationLink link:definitionLink 9955512 - Disclosure - Net income per share (Tables) link:presentationLink link:calculationLink link:definitionLink 9955513 - Disclosure - Supplemental financial statement information (Tables) link:presentationLink link:calculationLink link:definitionLink 9955514 - Disclosure - Intangible assets and goodwill (Tables) link:presentationLink link:calculationLink link:definitionLink 9955515 - Disclosure - Indebtedness (Tables) link:presentationLink link:calculationLink link:definitionLink 9955516 - Disclosure - Stock-based compensation (Tables) link:presentationLink link:calculationLink link:definitionLink 9955517 - Disclosure - Stockholders' equity (Tables) link:presentationLink link:calculationLink link:definitionLink 9955518 - Disclosure - Derivative financial instruments and hedging activities (Tables) link:presentationLink link:calculationLink link:definitionLink 9955519 - Disclosure - Summary of business and significant accounting policies - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955520 - Disclosure - Net income per share (Details) link:presentationLink link:calculationLink link:definitionLink 9955521 - Disclosure - Supplemental financial statement information - Schedule of Property and Equipment (Details) link:presentationLink link:calculationLink link:definitionLink 9955522 - Disclosure - Supplemental financial statement information - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955522 - Disclosure - Supplemental financial statement information - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955523 - Disclosure - Supplemental financial statement information - Schedule of Components of Operating Lease Costs (Details) link:presentationLink link:calculationLink link:definitionLink 9955524 - Disclosure - Supplemental financial statement information - Schedule of Other Income, Net (Details) link:presentationLink link:calculationLink link:definitionLink 9955525 - Disclosure - Supplemental financial statement information - Schedule of Supplemental Cash Flow Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955526 - Disclosure - Intangible assets and goodwill - Schedule of Gross Carrying Amount and Associated Accumulated Amortization of Intangible Assets (Details) link:presentationLink link:calculationLink link:definitionLink 9955527 - Disclosure - Intangible assets and goodwill - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955528 - Disclosure - Indebtedness - Schedule of Long-Term Debt (Details) link:presentationLink link:calculationLink link:definitionLink 9955528 - Disclosure - Indebtedness - Schedule of Long-Term Debt (Details) link:presentationLink link:calculationLink link:definitionLink 9955529 - Disclosure - Indebtedness - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955530 - Disclosure - Income taxes (Details) link:presentationLink link:calculationLink link:definitionLink 9955531 - Disclosure - Stock-based compensation - Schedule of Stock-Based Compensation (Details) link:presentationLink link:calculationLink link:definitionLink 9955532 - Disclosure - Stock-based compensation - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955533 - Disclosure - Stock-based compensation - Schedule of Stock Option Activity (Details) link:presentationLink link:calculationLink link:definitionLink 9955534 - Disclosure - Stock-based compensation - Schedule of Restricted Stock Unit and Performance Restricted Stock Unit Activity (Details) link:presentationLink link:calculationLink link:definitionLink 9955535 - Disclosure - Stockholders' equity - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955536 - Disclosure - Stockholders' equity - Schedule of Common Stock Repurchased and Subsequently Retired (Details) link:presentationLink link:calculationLink link:definitionLink 9955537 - Disclosure - Derivative financial instruments and hedging activities - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955538 - Disclosure - Derivative financial instruments and hedging activities - Schedule of Notional Amounts of Derivative Contracts (Details) link:presentationLink link:calculationLink link:definitionLink 9955539 - Disclosure - Derivative financial instruments and hedging activities - Schedule of Fair Value of Derivative Contracts (Details) link:presentationLink link:calculationLink link:definitionLink 9955540 - Disclosure - Derivative financial instruments and hedging activities - Schedule of Effect of Derivatives on the Condensed Consolidated Financial Statements (Details) link:presentationLink link:calculationLink link:definitionLink 9955541 - Disclosure - Fair value (Details) link:presentationLink link:calculationLink link:definitionLink