Discontinued Operations (Income Statement) (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract]
Income (loss) from discontinued operations, net of income taxes	$ (211)	$ (10)	$ (190)	$ (57)	$ 896	$ (298)	$ 494	$ 2,617	$ (468)	$ 3,709	$ (17,642)
Lawn and Garden Business and WEK [Member]
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract]
Net sales									0	29,335	204,716
Loss from discontinued operations before income taxes									0	(1,214)	(30,038)
Income tax expense (benefit)									0	(262)	(9,408)
Loss from discontinued operations									0	(952)	(20,630)
Gain (loss) on sale of discontinued operations, inclusive of tax provision (benefit) of $0.2 million, ($2.8) million and $1.6 million for the years ended December 31, 2016, 2015 and 2014, respectively									(468)	4,661	2,988
Income (loss) from discontinued operations, net of income taxes									$ (468)	$ 3,709	$ (17,642)