The following table summarizes the Company’s total outstanding borrowings (in thousands):



	Balance			Balance
	June 30,			December 31,
Description:	2017			2016
2016 Credit Agreement - Term loan A facility (1)	$	1,466,438		$	585,000
2016 Credit Agreement - Term loan B facility (1)	498,750			—
2016 Credit Agreement - Revolving credit facility (1), (2)	500,000			115,000
364-day bridge credit facility (3)	200,000			—
Senior notes (4)	800,000			—
Other (5)	2,500			2,500
Principal amount outstanding (6)	$	3,467,688		$	702,500
Less: deferred financing fees (7)	(49,803		)	(8,109		)
Net balance sheet carrying amount	$	3,417,885		$	694,391

(1)

The contractual annualized interest rate as of June 30, 2017 on the Term loan A and B facilities was 3.23%, which consisted of a floating eurodollar base rate of 1.23% plus a margin of 2.00%. The contractual annualized interest rate on the revolving credit facility was 3.73%, which consisted of a floating eurodollar base rate of 1.23% plus a margin of 2.50%. However, the Company has interest rate swap contracts which effectively convert the floating eurodollar base rates on a portion of the amounts outstanding to a fixed base rate.


(2)	The Company had $675.0 million of available borrowing capacity on the revolver (not including the expansion feature) as of June 30, 2017.

(3)

Consists of a 364-day Bridge Credit Facility loan that matures on April 4, 2018 and bears interest at a rate per annum equal to, at the option of the Company: (i) adjusted LIBOR plus 2.75% or (ii) an alternate base rate plus 1.75%, with the margins on both increasing by 0.25% 180 days after the closing date of the CEB acquisition and an additional 0.25% each 90 days thereafter. The original amount of the 364-day Bridge facility loan borrowing was $300.0 million but the Company repaid $100.0 million during the second quarter of 2017. The contractual annualized interest rate as of June 30, 2017 was 3.98%, which consisted of a 1.23% base rate plus a margin of 2.75%.


(4)	Consists of $800.0 million principal amount of Senior Notes outstanding, which the Company issued on March 30, 2017 to finance in part the CEB acquisition. The Senior Notes pay a fixed rate of 5.125% and have an eight year maturity.


(5)	Consists of a $2.5 million State of Connecticut economic development loan with a 3.00% fixed rate of interest. The loan was originated in 2012 and has a 10 year maturity. Principal payments are deferred for the first five years and the loan may be repaid at any point by the Company without penalty.


(6)	The average annual effective rates on the Company's total debt outstanding for the three and six months ended June 30, 2017, including the effect of its interest rate swaps discussed below, were 3.62% and 3.46%, respectively.


(7)	The deferred financing fees are being amortized to Interest Expense, net over the term of the respective debt obligation. During the six months ended June 30, 2017, the Company paid $51.2 million in additional deferred financing fees and recorded a charge of approximately $6.1 million for the write-off of deferred financing fees related to the prior financing arrangement.