Future annual minimum payments for all commitments are as follows:



	Total		Less than 1 year		1-3 years		3-5 years		More than 5 years
	(in thousands)
Operating lease obligations (1)	$	48,114	$	10,015	$	15,228	$	12,858	$	10,013
Software license	8,076		4,038		4,038		—		—
Long-term debt obligations (2)	505,588		2,015		3,573		—		500,000
Interest payments associated with long-term debt obligations (3)	168,888		17,685		33,781		33,750		83,672
Capital equipment and inventory related purchase obligations (4)	16,317		2,391		4,014		4,139		5,773

Total	$	746,983	$	36,144	$	60,634	$	50,747	$	599,458

(1) The Company leases some facilities under non-cancelable operating lease agreements that expire at various dates through 2025.

(2) Long-term debt represents amounts due for the Company's $500 million notes and other notes acquired through the SensorDynamics acquisition.

(3) Interest payments associated with the Company's $500 million notes and other notes acquired through the SensorDynamics acquisition.

(4) Capital equipment purchase obligations represent commitments for purchase of property, plant and equipment. The Company orders some materials and supplies in advance or with minimum purchase quantities. The Company is obligated to pay for the materials and supplies when received.