Deferred charges (Tables)

12 Months Ended

Dec. 31, 2015

	Dry-docking			Financing fees			Total
December 31, 2013	$	12,247		$	41,724		$	53,971
Costs incurred		11,318			19,445			30,763
Amortization expensed ^(a)		(5,059	)		(10,342	)		(15,401	)
Refinancing expenses ^(b)		—			(3,279	)		(3,279	)
Amortization capitalized		—			(1,399	)		(1,399	)
December 31, 2014	$	18,506		$	46,149		$	64,655
Costs incurred		32,837			21,712			54,549
Amortization expensed ^(a)		(8,569	)		(11,685	)		(20,254	)
Refinancing expenses ^(b)		—			(5,148	)		(5,148	)
Amortization capitalized		—			(1,162	)		(1,162	)
December 31, 2015	$	42,774		$	49,866		$	92,640

(a)

Amortization of dry-docking costs is included in depreciation and amortization. Amortization of financing fees is included in amortization of deferred charges, unless it qualifies for capitalization.

(b)

During 2015, the Company refinanced four term loans to finance one 10000 TEU and four 14000 TEU vessels. In connection with the refinancing, the Company wrote off deferred financing fees totaling approximately $5,148,000.