Pension Benefits (Tables)

9 Months Ended

Sep. 30, 2012

Pension Benefits [Abstract]

Components of net periodic benefit cost

	Nine Months Ended September 30,
	Pension Benefits
	U.S. Plan						Canadian Plan
	2012			2011			2012			2011
Service cost	$	15,750		$	15,825		$	—		$	—
Interest cost		127,500			129,150			56,789			58,309
Expected return on plan assets		(120,750	)		(106,575	)		(62,319	)		(63,987	)
Net actuarial loss		—			—			10,312			10,588
Amortization		70,500			38,475			—			—
Net periodic benefit cost	$	93,000		$	76,875		$	4,782		$	4,910

	Three Months Ended September 30,
	Pension Benefits
	U.S. Plan						Canadian Plan
	2012			2011			2012			2011
Service cost	$	5,250		$	5,275		$	—		$	—
Interest cost		42,500			43,050			18,949			19,426
Expected return on plan assets		(40,250	)		(35,525	)		(20,794	)		(21,317	)
Net actuarial loss		—			—			3,441			3,527
Amortization		23,500			12,825			—			—
Net periodic benefit cost	$	31,000		$	25,625		$	1,596		$	1,636

Fair value hierarchy of plan assets

		September 30, 2012
		US Plan		Canadian Plan
Cash and cash equivalents	Level 1	$	306,742	$	59,343
Mutual funds	Level 1		268,290		1,259,339
Corporate/Government Bonds	Level 1		682,731		—
Equities	Level 1		1,039,299		—
Total		$	2,297,062	$	1,318,682