Income Taxes - Additional Information (Detail) (USD $) In Thousands, unless otherwise specified	0 Months Ended	3 Months Ended	12 Months Ended
	Dec. 27, 2012	Dec. 31, 2012	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2006	Dec. 31, 2010
Income Taxes [Line Items]
Pre-tax income			$ 8,259	$ 7,385	$ 1,633
2012 and 2011 Combined pre tax income				9,000
Net operating losses used to offset tax expenses		9,000
Fully utilization period of net operating losses				2 years
Reversal of Deferred tax assets valuation allowance				8,512
Valuation allowance for deferred tax assets of US units		2,252	1,434	2,252	12,066		16,604
Foreign tax credit expiration			818
U.S. deferred tax valuation allowance			818	9,814	704
U.S. federal statutory rate			34.00%	34.00%	34.00%
Carry forward year of losses			20 years
Utilization of foreign tax credits		1,592	1,592	1,592
Foreign tax credit carryforward		2,252	1,434	2,252
Deferred taxes for undistributed earnings						0
Distribution to US Parent company	48,000
Distribution pertained to earnings and profits earned				9,000
Impact of tax in earnings and profits				3,079
Unrecognized tax benefits			873
Additional foreign interest and penalties			1,020
Net reduction in foreign interest and penalties					43
Foreign Tax Authority [Member]
Income Taxes [Line Items]
Additional foreign interest and penalties			32
Increase decrease in interest and penalties		443		443
Domestic Tax Authority [Member]
Income Taxes [Line Items]
Increase decrease in interest and penalties		$ 245		$ 245