0000001 - Document - Cover Page link:presentationLink link:calculationLink link:definitionLink 0000002 - Document - Audit Information link:presentationLink link:calculationLink link:definitionLink 9952151 - Statement - Consolidated balance sheets link:presentationLink link:calculationLink link:definitionLink 9952152 - Statement - Consolidated balance sheets (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952153 - Statement - Consolidated statements of operations link:presentationLink link:calculationLink link:definitionLink 9952154 - Statement - Consolidated statements of comprehensive income link:presentationLink link:calculationLink link:definitionLink 9952155 - Statement - Consolidated statements of comprehensive income (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952156 - Statement - Consolidated statements of stockholders' equity link:presentationLink link:calculationLink link:definitionLink 9952157 - Statement - Consolidated statements of cash flows 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 - Leases link:presentationLink link:calculationLink link:definitionLink 9952162 - Disclosure - Intangible assets and goodwill link:presentationLink link:calculationLink link:definitionLink 9952163 - Disclosure - Commitments and contingencies link:presentationLink link:calculationLink link:definitionLink 9952164 - Disclosure - Indebtedness link:presentationLink link:calculationLink link:definitionLink 9952165 - Disclosure - Income taxes link:presentationLink link:calculationLink link:definitionLink 9952166 - Disclosure - Stock-based compensation link:presentationLink link:calculationLink link:definitionLink 9952167 - Disclosure - Stockholders' equity link:presentationLink link:calculationLink link:definitionLink 9952168 - Disclosure - Derivative financial instruments and hedging activities link:presentationLink link:calculationLink link:definitionLink 9952169 - Disclosure - Fair value link:presentationLink link:calculationLink link:definitionLink 9952170 - Disclosure - Employee benefits link:presentationLink link:calculationLink link:definitionLink 9955511 - Disclosure - Summary of business and significant accounting policies (Policies) link:presentationLink link:calculationLink link:definitionLink 9955512 - Disclosure - Summary of business and significant accounting policies (Tables) link:presentationLink link:calculationLink link:definitionLink 9955513 - Disclosure - Net income per share (Tables) link:presentationLink link:calculationLink link:definitionLink 9955514 - Disclosure - Supplemental financial statement information (Tables) link:presentationLink link:calculationLink link:definitionLink 9955515 - Disclosure - Leases (Tables) link:presentationLink link:calculationLink link:definitionLink 9955516 - Disclosure - Intangible assets and goodwill (Tables) link:presentationLink link:calculationLink link:definitionLink 9955517 - Disclosure - Commitments and contingencies (Tables) link:presentationLink link:calculationLink link:definitionLink 9955518 - Disclosure - Indebtedness (Tables) link:presentationLink link:calculationLink link:definitionLink 9955519 - Disclosure - Income taxes (Tables) link:presentationLink link:calculationLink link:definitionLink 9955520 - Disclosure - Stock-based compensation (Tables) link:presentationLink link:calculationLink link:definitionLink 9955521 - Disclosure - Stockholders' equity (Tables) link:presentationLink link:calculationLink link:definitionLink 9955522 - Disclosure - Derivative financial instruments and hedging activities (Tables) link:presentationLink link:calculationLink link:definitionLink 9955523 - Disclosure - Summary of business and significant accounting policies - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955524 - Disclosure - Summary of business and significant accounting policies - Property and Equipment (Details) link:presentationLink link:calculationLink link:definitionLink 9955525 - Disclosure - Summary of business and significant accounting policies - Intangible Assets (Details) link:presentationLink link:calculationLink link:definitionLink 9955526 - Disclosure - Net income per share (Details) link:presentationLink link:calculationLink link:definitionLink 9955527 - Disclosure - Supplemental financial statement information - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955527 - Disclosure - Supplemental financial statement information - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955528 - Disclosure - Supplemental financial statement information - Property and Equipment (Details) link:presentationLink link:calculationLink link:definitionLink 9955529 - Disclosure - Supplemental financial statement information - Other Income, Net (Details) link:presentationLink link:calculationLink link:definitionLink 9955530 - Disclosure - Leases - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955531 - Disclosure - Leases - Lease Cost (Details) link:presentationLink link:calculationLink link:definitionLink 9955532 - Disclosure - Leases - Lease Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9955533 - Disclosure - Leases - Supplemental Cash Flow Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955534 - Disclosure - Intangible assets and goodwill - Schedule of Finite-Lived Intangible Assets (Details) link:presentationLink link:calculationLink link:definitionLink 9955535 - Disclosure - Intangible assets and goodwill - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955536 - Disclosure - Intangible assets and goodwill - Schedule for Future Amortization Expense (Details) link:presentationLink link:calculationLink link:definitionLink 9955537 - Disclosure - Commitments and contingencies (Details) link:presentationLink link:calculationLink link:definitionLink 9955538 - Disclosure - Indebtedness - Schedule of Long-term Debt (Details) link:presentationLink link:calculationLink link:definitionLink 9955538 - Disclosure - Indebtedness - Schedule of Long-term Debt (Details) link:presentationLink link:calculationLink link:definitionLink 9955539 - Disclosure - Indebtedness - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955540 - Disclosure - Income taxes - Schedule of Components of Income Tax Provision (Benefit) (Details) link:presentationLink link:calculationLink link:definitionLink 9955541 - Disclosure - Income taxes - Schedule of Effective Income Tax Rate Reconciliation (Details) link:presentationLink link:calculationLink link:definitionLink 9955542 - Disclosure - Income taxes - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955543 - Disclosure - Income taxes - Schedule of Net Income Tax Payments by Jurisdiction (Details) link:presentationLink link:calculationLink link:definitionLink 9955544 - Disclosure - Income taxes - Schedule of Deferred Tax Assets and Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9955545 - Disclosure - Income taxes - Schedule of Unrecognized Tax Benefits (Details) link:presentationLink link:calculationLink link:definitionLink 9955546 - Disclosure - Stock-based compensation - Schedule of Stock-Based Compensation (Details) link:presentationLink link:calculationLink link:definitionLink 9955547 - Disclosure - Stock-based compensation - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955548 - Disclosure - Stock-based compensation - Schedule of Stock Option Activity (Details) link:presentationLink link:calculationLink link:definitionLink 9955549 - Disclosure - Stock-based compensation - Schedule of Restricted Stock Unit and Performance Restricted Stock Unit Activity (Details) link:presentationLink link:calculationLink link:definitionLink 9955550 - Disclosure - Stockholders' equity - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955551 - Disclosure - Stockholders' equity - Common Stock Repurchased and Subsequently Retired (Details) link:presentationLink link:calculationLink link:definitionLink 9955552 - Disclosure - Stockholders' equity - Schedule of Changes in Accumulated Other Comprehensive Income (Loss) (Details) link:presentationLink link:calculationLink link:definitionLink 9955552 - Disclosure - Stockholders' equity - Schedule of Changes in Accumulated Other Comprehensive Income (Loss) (Details) link:presentationLink link:calculationLink link:definitionLink 9955553 - Disclosure - Derivative financial instruments and hedging activities - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955554 - Disclosure - Derivative financial instruments and hedging activities - Schedule of Notional Amounts of Derivative Contracts (Details) link:presentationLink link:calculationLink link:definitionLink 9955555 - Disclosure - Derivative financial instruments and hedging activities - Schedule of Fair Value of Derivative Contracts (Details) link:presentationLink link:calculationLink link:definitionLink 9955556 - 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 9955557 - Disclosure - Derivative financial instruments and hedging activities - Schedule of Derivative Amounts Reclassification out of Accumulated Other Comprehensive Income (Details) link:presentationLink link:calculationLink link:definitionLink 9955558 - Disclosure - Fair value (Details) link:presentationLink link:calculationLink link:definitionLink 9955559 - Disclosure - Employee benefits (Details) link:presentationLink link:calculationLink link:definitionLink