Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Current Assets
Cash and cash equivalents	$ 8,901	$ 55,064
Trade receivables, net	49,735us-gaap_AccountsReceivableNetCurrent	67,384us-gaap_AccountsReceivableNetCurrent
Gross inventories	89,017us-gaap_InventoryGross	64,199us-gaap_InventoryGross
Less LIFO reserve	(40,578)us-gaap_InventoryLIFOReserve	(38,516)us-gaap_InventoryLIFOReserve
Less excess and obsolescence reserve	(3,750)us-gaap_InventoryValuationReserves	(2,422)us-gaap_InventoryValuationReserves
Net inventories	44,689us-gaap_InventoryNet	23,261us-gaap_InventoryNet
Deferred income taxes	7,246	7,637
Prepaid expenses and other current assets	7,603	4,280
Total Current Assets	118,174us-gaap_AssetsCurrent	157,626us-gaap_AssetsCurrent
Property, Plant, and Equipment	288,236us-gaap_PropertyPlantAndEquipmentGross	250,127us-gaap_PropertyPlantAndEquipmentGross
Less allowances for depreciation	(177,575)	(149,099)
Net property, plant and equipment	110,661us-gaap_PropertyPlantAndEquipmentNet	101,028us-gaap_PropertyPlantAndEquipmentNet
Other assets	25,547us-gaap_OtherAssetsNoncurrent	18,464us-gaap_OtherAssetsNoncurrent
Total Assets	254,382us-gaap_Assets	277,118us-gaap_Assets
Current Liabilities
Trade accounts payable and accrued expenses	36,150	46,991
Product liability	641rgr_ProductLiabilityCurrent	971rgr_ProductLiabilityCurrent
Employee compensation and benefits	18,302	34,626
Workers' compensation	5,133	5,339
Income taxes payable	156us-gaap_AccruedIncomeTaxesCurrent	239us-gaap_AccruedIncomeTaxesCurrent
Total Current Liabilities	60,382us-gaap_LiabilitiesCurrent	88,166us-gaap_LiabilitiesCurrent
Product liability	204rgr_ProductLiabilityAccrualNoncurrent	265rgr_ProductLiabilityAccrualNoncurrent
Deferred income taxes	8,334us-gaap_DeferredIncomeTaxLiabilities	9,601us-gaap_DeferredIncomeTaxLiabilities
Contingent liabilities (Note 16)
Stockholders' Equity
Additional paid-in capital	25,472	20,614
Retained earnings	198,159	192,088
Less: Treasury stock - at cost 2014 - 5,054,747 shares - 2013 - 4,299,434 shares	(61,886)us-gaap_TreasuryStockValue	(37,884)us-gaap_TreasuryStockValue
Accumulated other comprehensive loss		(19,379)
Total Stockholders' Equity	185,462us-gaap_StockholdersEquity	179,086us-gaap_StockholdersEquity
Total Liabilities and Stockholders' Equity	254,382	277,118
Nonvoting Common Stock [Member]
Stockholders' Equity
Common Stock
Voting Common Stock [Member]
Stockholders' Equity
Common Stock	$ 23,717	$ 23,647

Carrying value as of the balance sheet date of obligations incurred through that date which includes the cost of outside legal fees, insurance, and other expenses incurred in the management and defense of product liability matters and due after one year (or beyond the operating cycle if longer).

No definition available.