| Component: (Network and Table) | |
|---|---|
| Network | 00500 - Statement - Consolidated Statements of Cash Flows (http://www.wattswater.com/role/StatementConsolidatedStatementsOfCashFlows)  | 
| Table | (Implied) | 
| Reporting Entity [Axis] | 0000795403 (http://www.sec.gov/CIK) | 
| Consolidated Statements of Cash Flows | Period [Axis] | ||
|---|---|---|---|
2016-01-01 - 2016-12-31  | 2015-01-01 - 2015-12-31  | 2014-01-01 - 2014-12-31  | |
Consolidated Statements of Cash Flows  | |||
OPERATING ACTIVITIES  | |||
Net income (loss)  | 84,200,000    | (112,900,000)   | 50,300,000    | 
Adjustments to reconcile net income (loss) to net cash provided by operating activities:  | |||
Depreciation  | |||
Amortization of intangibles  | |||
Loss on disposal and impairment of goodwill, property, plant and equipment and other  | |||
Gain on disposition  | (  | ||
Gain on acquisition  | (  | ||
Stock-based compensation  | |||
Deferred income tax  | (  | (  | |
Defined benefit plans settlement  | |||
Changes in operating assets and liabilities, net of effects from business acquisitions and divestures:  | |||
Accounts receivable  | (  | ||
Inventories  | |||
Prepaid expenses and other assets  | (  | ||
Accounts payable, accrued expenses and other liabilities  | (  | (  | (  | 
Net cash provided by operating activities  | |||
INVESTING ACTIVITIES  | |||
Additions to property, plant and equipment  | (  | (  | (  | 
Proceeds from the sale of property, plant and equipment  | |||
Net proceeds from the sale of asset, and other  | |||
Business acquisitions, net of cash acquired  | (  | (  | (  | 
Net cash used in investing activities  | (  | (  | (  | 
FINANCING ACTIVITIES  | |||
Proceeds from long-term borrowings  | |||
Payments of long-term debt  | (  | (  | (  | 
Payment of capital leases and other  | (  | (  | (  | 
Proceeds from share transactions under employee stock plans  | |||
Tax benefit of stock awards exercised  | |||
Payments to repurchase common stock  | (  | (  | (  | 
Debt issuance costs  | (  | (  | |
Dividends  | (  | (  | (  | 
Net cash provided by (used in) financing activities  | (  | ||
Effect of exchange rate changes on cash and cash equivalents  | (  | (  | (  | 
INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS  | (  | ||
Cash and cash equivalents at beginning of year  | 296,200,000    | ||
CASH AND CASH EQUIVALENTS AT END OF PERIOD  | 338,400,000    | 296,200,000    | 301,100,000    | 
NON CASH INVESTING AND FINANCING ACTIVITIES  | |||
Acquisition of businesses:  | |||
Fair value of assets acquired  | |||
Cash paid, net of cash acquired  | |||
Gain on fair value of acquisition  | |||
Liabilities assumed  | |||
Acquisitions of fixed assets under financing agreement  | |||
Issuance of stock under management stock purchase plan  | |||
CASH PAID FOR:  | |||
Interest  | |||
Income taxes  | |||