Guarantor Financial Information - Condensed Consolidating Statements of Cash Flows (Details) - USD ($) $ in Millions | 3 Months Ended |
Dec. 31, 2017 | Dec. 31, 2016 |
Condensed Cash Flow Statements, Captions [Line Items] | | |
Cash flow provided by (used in) operating activities | $ 20 | $ 88 |
Cash flows from investing activities | | |
Additions to property, plant and equipment | (14) | (9) |
Acquisitions, net of cash required | (60) | 0 |
Other investing activities, net | 0 | (1) |
Return of advance from subsidiary | 0 | |
Total cash used in investing activities | (74) | (10) |
Cash flows from financing activities | | |
Net transfers to Ashland | 0 | (2) |
Proceeds from borrowings, net of issuance costs of $1 | 44 | 75 |
Repayments on borrowings | (4) | (79) |
Repurchase of common stock | (37) | 0 |
Purchase of additional ownership in joint venture | (15) | |
Cash dividends paid | (15) | (10) |
Other financing activities | (4) | 0 |
Other intercompany activity, net | 0 | 0 |
Total cash used in financing activities | (31) | (16) |
Effect of currency exchange rate changes on cash and cash equivalents | (1) | 2 |
(Decrease) increase in cash and cash equivalents | (86) | 64 |
Cash and cash equivalents - beginning of period | 201 | 172 |
Cash and cash equivalents - end of period | 115 | 236 |
Issuance costs | 1 | |
Reportable Legal Entities | Valvoline Inc. (Parent Issuer) | | |
Condensed Cash Flow Statements, Captions [Line Items] | | |
Cash flow provided by (used in) operating activities | (2) | 89 |
Cash flows from investing activities | | |
Additions to property, plant and equipment | 0 | 0 |
Acquisitions, net of cash required | 0 | |
Other investing activities, net | | 0 |
Return of advance from subsidiary | 60 | |
Total cash used in investing activities | 60 | 0 |
Cash flows from financing activities | | |
Net transfers to Ashland | | (2) |
Proceeds from borrowings, net of issuance costs of $1 | 0 | 0 |
Repayments on borrowings | (4) | (79) |
Repurchase of common stock | (37) | |
Purchase of additional ownership in joint venture | 0 | |
Cash dividends paid | (15) | (10) |
Other financing activities | (2) | |
Other intercompany activity, net | 0 | 2 |
Total cash used in financing activities | (58) | (89) |
Effect of currency exchange rate changes on cash and cash equivalents | 0 | 0 |
(Decrease) increase in cash and cash equivalents | 0 | 0 |
Cash and cash equivalents - beginning of period | 0 | 0 |
Cash and cash equivalents - end of period | 0 | 0 |
Reportable Legal Entities | Guarantor Subsidiaries | | |
Condensed Cash Flow Statements, Captions [Line Items] | | |
Cash flow provided by (used in) operating activities | 52 | 75 |
Cash flows from investing activities | | |
Additions to property, plant and equipment | (13) | (9) |
Acquisitions, net of cash required | (60) | |
Other investing activities, net | | (1) |
Return of advance from subsidiary | 0 | |
Total cash used in investing activities | (73) | (10) |
Cash flows from financing activities | | |
Net transfers to Ashland | | 0 |
Proceeds from borrowings, net of issuance costs of $1 | 0 | 0 |
Repayments on borrowings | 0 | 0 |
Repurchase of common stock | 0 | |
Purchase of additional ownership in joint venture | 0 | |
Cash dividends paid | 0 | 0 |
Other financing activities | 0 | |
Other intercompany activity, net | (60) | (2) |
Total cash used in financing activities | (60) | (2) |
Effect of currency exchange rate changes on cash and cash equivalents | 0 | 0 |
(Decrease) increase in cash and cash equivalents | (81) | 63 |
Cash and cash equivalents - beginning of period | 99 | 94 |
Cash and cash equivalents - end of period | 18 | 157 |
Reportable Legal Entities | Non-Guarantor Subsidiaries | | |
Condensed Cash Flow Statements, Captions [Line Items] | | |
Cash flow provided by (used in) operating activities | (30) | (76) |
Cash flows from investing activities | | |
Additions to property, plant and equipment | (1) | 0 |
Acquisitions, net of cash required | 0 | |
Other investing activities, net | | 0 |
Return of advance from subsidiary | 0 | |
Total cash used in investing activities | (1) | 0 |
Cash flows from financing activities | | |
Net transfers to Ashland | | 0 |
Proceeds from borrowings, net of issuance costs of $1 | 44 | 75 |
Repayments on borrowings | 0 | 0 |
Repurchase of common stock | 0 | |
Purchase of additional ownership in joint venture | (15) | |
Cash dividends paid | 0 | 0 |
Other financing activities | (2) | |
Other intercompany activity, net | 0 | 0 |
Total cash used in financing activities | 27 | 75 |
Effect of currency exchange rate changes on cash and cash equivalents | (1) | 2 |
(Decrease) increase in cash and cash equivalents | (5) | 1 |
Cash and cash equivalents - beginning of period | 102 | 78 |
Cash and cash equivalents - end of period | 97 | 79 |
Eliminations | | |
Condensed Cash Flow Statements, Captions [Line Items] | | |
Cash flow provided by (used in) operating activities | 0 | 0 |
Cash flows from investing activities | | |
Additions to property, plant and equipment | 0 | 0 |
Acquisitions, net of cash required | 0 | |
Other investing activities, net | | 0 |
Return of advance from subsidiary | (60) | |
Total cash used in investing activities | (60) | 0 |
Cash flows from financing activities | | |
Net transfers to Ashland | | 0 |
Proceeds from borrowings, net of issuance costs of $1 | 0 | 0 |
Repayments on borrowings | 0 | 0 |
Repurchase of common stock | 0 | |
Purchase of additional ownership in joint venture | 0 | |
Cash dividends paid | 0 | 0 |
Other financing activities | 0 | |
Other intercompany activity, net | 60 | 0 |
Total cash used in financing activities | 60 | 0 |
Effect of currency exchange rate changes on cash and cash equivalents | 0 | 0 |
(Decrease) increase in cash and cash equivalents | 0 | 0 |
Cash and cash equivalents - beginning of period | 0 | 0 |
Cash and cash equivalents - end of period | $ 0 | $ 0 |