Condensed Consolidating Financial Statements (Condensed Consolidating Statement of Cash Flows) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Operating Activities
Net income (loss)	$ 32,195	$ 31,803	$ 26,664	$ 57,976
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation and amortization			12,848	11,407
Loss (gain) on sales of intangible assets and property and equipment			55,112	(36)
Deferred income taxes			(10,602)	21,985
Amortization of debt origination costs			5,097	4,055
Stock-based compensation costs			3,933	5,034
Loss on extinguishment of debt	0	0	0	451
Equity in income of subsidiaries			0	0
Changes in operating assets and liabilities, net of effects from acquisitions
Accounts receivable			356	(3,918)
Inventories			(10,663)	(3,838)
Prepaid expenses and other current assets			10,112	3,436
Accounts payable			820	(4,519)
Accrued liabilities			6,605	(1,443)
Net cash provided by (used in) operating activities			100,282	90,590
Investing Activities
Purchases of property and equipment			(1,404)	(1,683)
Proceeds from sales of intangible assets			52,353	0
Proceeds from the sale of property and equipment			75	344
Net cash provided by (used in) investing activities			51,024	(1,339)
Financing Activities
Term loan repayments			(130,500)	(50,000)
Borrowings under revolving credit agreement			20,000	15,000
Repayments under revolving credit agreement			(40,000)	(55,000)
Payments of debt origination costs			(9)	(4,211)
Proceeds from exercise of stock options			3,423	6,398
Proceeds from restricted stock exercises			0	544
Excess tax benefits from share-based awards			800	1,850
Fair value of shares surrendered as payment of tax withholding			(1,395)	(2,187)
Intercompany activity, net			0	0
Net cash used in financing activities			(147,681)	(87,606)
Effects of exchange rate changes on cash and cash equivalents			(397)	(811)
Increase in cash and cash equivalents			3,228	834
Cash and cash equivalents - beginning of period			27,230	21,318
Cash and cash equivalents - end of period	30,458	22,152	30,458	22,152
Prestige Brands Holdings, Inc.
Operating Activities
Net income (loss)	32,195	31,803	26,664	57,976
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation and amortization			1,752	2,019
Loss (gain) on sales of intangible assets and property and equipment				0
Deferred income taxes			19	171
Amortization of debt origination costs			0	0
Stock-based compensation costs			3,933	4,993
Loss on extinguishment of debt				0
Equity in income of subsidiaries			(26,290)	(56,747)
Changes in operating assets and liabilities, net of effects from acquisitions
Accounts receivable			0	0
Inventories			0	0
Prepaid expenses and other current assets			10,622	3,166
Accounts payable			(297)	269
Accrued liabilities			(554)	(2,503)
Net cash provided by (used in) operating activities			15,849	9,344
Investing Activities
Purchases of property and equipment			(395)	(1,107)
Proceeds from sales of intangible assets			0
Proceeds from the sale of property and equipment			0	0
Net cash provided by (used in) investing activities			(395)	(1,107)
Financing Activities
Term loan repayments			0	0
Borrowings under revolving credit agreement			0	0
Repayments under revolving credit agreement			0	0
Payments of debt origination costs			0	0
Proceeds from exercise of stock options			3,423	6,398
Proceeds from restricted stock exercises				544
Excess tax benefits from share-based awards			800	1,850
Fair value of shares surrendered as payment of tax withholding			(1,395)	(2,187)
Intercompany activity, net			(14,554)	(15,675)
Net cash used in financing activities			(11,726)	(9,070)
Effects of exchange rate changes on cash and cash equivalents			0	0
Increase in cash and cash equivalents			3,728	(833)
Cash and cash equivalents - beginning of period			4,440	11,387
Cash and cash equivalents - end of period	8,168	10,554	8,168	10,554
Prestige Brands, Inc., the issuer
Operating Activities
Net income (loss)	33,426	28,675	25,941	52,974
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation and amortization			302	293
Loss (gain) on sales of intangible assets and property and equipment			0	0
Deferred income taxes			603	254
Amortization of debt origination costs			5,097	4,055
Stock-based compensation costs			0	0
Loss on extinguishment of debt				451
Equity in income of subsidiaries			(13,761)	(36,701)
Changes in operating assets and liabilities, net of effects from acquisitions
Accounts receivable			348	1,729
Inventories			(3,499)	(1,017)
Prepaid expenses and other current assets			(289)	(402)
Accounts payable			1,779	624
Accrued liabilities			(273)	(1,094)
Net cash provided by (used in) operating activities			16,248	21,166
Investing Activities
Purchases of property and equipment			(138)	(93)
Proceeds from sales of intangible assets			0
Proceeds from the sale of property and equipment			0	0
Net cash provided by (used in) investing activities			(138)	(93)
Financing Activities
Term loan repayments			(130,500)	(50,000)
Borrowings under revolving credit agreement			20,000	15,000
Repayments under revolving credit agreement			(40,000)	(55,000)
Payments of debt origination costs			(9)	(4,211)
Proceeds from exercise of stock options			0	0
Proceeds from restricted stock exercises				0
Excess tax benefits from share-based awards			0	0
Fair value of shares surrendered as payment of tax withholding			0	0
Intercompany activity, net			134,399	73,138
Net cash used in financing activities			(16,110)	(21,073)
Effects of exchange rate changes on cash and cash equivalents			0	0
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	0	0
Combined Subsidiary Guarantors
Operating Activities
Net income (loss)	25,494	22,786	14,195	40,713
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation and amortization			10,550	8,892
Loss (gain) on sales of intangible assets and property and equipment			55,112	0
Deferred income taxes			(11,144)	21,506
Amortization of debt origination costs			0	0
Stock-based compensation costs			0	0
Loss on extinguishment of debt				0
Equity in income of subsidiaries			(6,677)	(4,835)
Changes in operating assets and liabilities, net of effects from acquisitions
Accounts receivable			7,090	(3,550)
Inventories			(6,596)	(2,177)
Prepaid expenses and other current assets			(735)	660
Accounts payable			(164)	(3,343)
Accrued liabilities			8,284	1,012
Net cash provided by (used in) operating activities			69,915	58,878
Investing Activities
Purchases of property and equipment			(785)	(103)
Proceeds from sales of intangible assets			52,353
Proceeds from the sale of property and equipment			75	0
Net cash provided by (used in) investing activities			51,643	(103)
Financing Activities
Term loan repayments			0	0
Borrowings under revolving credit agreement			0	0
Repayments under revolving credit agreement			0	0
Payments of debt origination costs			0	0
Proceeds from exercise of stock options			0	0
Proceeds from restricted stock exercises				0
Excess tax benefits from share-based awards			0	0
Fair value of shares surrendered as payment of tax withholding			0	0
Intercompany activity, net			(124,165)	(58,775)
Net cash used in financing activities			(124,165)	(58,775)
Effects of exchange rate changes on cash and cash equivalents			0	0
Increase in cash and cash equivalents			(2,607)	0
Cash and cash equivalents - beginning of period			2,899	0
Cash and cash equivalents - end of period	292	0	292	0
Combined Non- Guarantor Subsidiaries
Operating Activities
Net income (loss)	3,601	3,385	6,677	4,835
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation and amortization			244	203
Loss (gain) on sales of intangible assets and property and equipment			0	(36)
Deferred income taxes			(80)	54
Amortization of debt origination costs			0	0
Stock-based compensation costs			0	41
Loss on extinguishment of debt				0
Equity in income of subsidiaries			0	0
Changes in operating assets and liabilities, net of effects from acquisitions
Accounts receivable			(7,082)	(2,097)
Inventories			(653)	(883)
Prepaid expenses and other current assets			514	12
Accounts payable			(498)	(2,069)
Accrued liabilities			(852)	1,142
Net cash provided by (used in) operating activities			(1,730)	1,202
Investing Activities
Purchases of property and equipment			(86)	(380)
Proceeds from sales of intangible assets			0
Proceeds from the sale of property and equipment			0	344
Net cash provided by (used in) investing activities			(86)	(36)
Financing Activities
Term loan repayments			0	0
Borrowings under revolving credit agreement			0	0
Repayments under revolving credit agreement			0	0
Payments of debt origination costs			0	0
Proceeds from exercise of stock options			0	0
Proceeds from restricted stock exercises				0
Excess tax benefits from share-based awards			0	0
Fair value of shares surrendered as payment of tax withholding			0	0
Intercompany activity, net			4,320	1,312
Net cash used in financing activities			4,320	1,312
Effects of exchange rate changes on cash and cash equivalents			(397)	(811)
Increase in cash and cash equivalents			2,107	1,667
Cash and cash equivalents - beginning of period			19,891	9,931
Cash and cash equivalents - end of period	21,998	11,598	21,998	11,598
Eliminations
Operating Activities
Net income (loss)	(62,521)	(54,846)	(46,813)	(98,522)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation and amortization			0	0
Loss (gain) on sales of intangible assets and property and equipment			0	0
Deferred income taxes			0	0
Amortization of debt origination costs			0	0
Stock-based compensation costs			0	0
Loss on extinguishment of debt				0
Equity in income of subsidiaries			46,728	98,283
Changes in operating assets and liabilities, net of effects from acquisitions
Accounts receivable			0	0
Inventories			85	239
Prepaid expenses and other current assets			0	0
Accounts payable			0	0
Accrued liabilities			0	0
Net cash provided by (used in) operating activities			0	0
Investing Activities
Purchases of property and equipment			0	0
Proceeds from sales of intangible assets			0
Proceeds from the sale of property and equipment			0	0
Net cash provided by (used in) investing activities			0	0
Financing Activities
Term loan repayments			0	0
Borrowings under revolving credit agreement			0	0
Repayments under revolving credit agreement			0	0
Payments of debt origination costs			0	0
Proceeds from exercise of stock options			0	0
Proceeds from restricted stock exercises				0
Excess tax benefits from share-based awards			0	0
Fair value of shares surrendered as payment of tax withholding			0	0
Intercompany activity, net			0	0
Net cash used in financing activities			0	0
Effects of exchange rate changes on cash and cash equivalents			0	0
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	$ 0	$ 0