Derivatives and Hedging (Details) - USD ($) | 3 Months Ended | 6 Months Ended | |
Jun. 30, 2016 | Jun. 30, 2015 | Jun. 30, 2016 | Jun. 30, 2015 | Dec. 31, 2015 |
Interest Rate Derivatives | | | | | |
Notional value | $ 1,790,751,000 | | $ 1,790,751,000 | | $ 1,792,251,000 |
Unrealized gains (losses) included in accumulated other comprehensive loss | (42,200,000) | | (42,200,000) | | (16,600,000) |
Amount of ineffectiveness on hedges | 0 | $ 0 | 0 | $ 0 | |
Net unrealized losses in accumulated other comprehensive loss expected to be reclassified into interest expense within the next 12 months | 15,700,000 | | 15,700,000 | | |
Interest Rate Cash Flow Hedge Derivative at Fair Value, Net | 42,216,000 | | 42,216,000 | | 16,602,000 |
Designated as Hedging Instrument | Swap-cash flow, hedge type one | | | | | |
Derivatives and Hedging | | | | | |
Interest rate swap liability | (2,459,000) | | (2,459,000) | | (1,014,000) |
Interest Rate Derivatives | | | | | |
Notional value | $ 275,000,000 | | $ 275,000,000 | | 275,000,000 |
Interest rate | 1.1175% | | 1.1175% | | |
Designated as Hedging Instrument | Swap-cash flow, hedge type two | | | | | |
Derivatives and Hedging | | | | | |
Interest rate swap liability | $ (3,189,000) | | $ (3,189,000) | | (2,190,000) |
Interest Rate Derivatives | | | | | |
Notional value | $ 175,000,000 | | $ 175,000,000 | | 175,000,000 |
Interest rate | 1.5625% | | 1.5625% | | |
Designated as Hedging Instrument | Swap-cash flow, hedge type three | | | | | |
Derivatives and Hedging | | | | | |
Interest rate swap liability | $ (3,415,000) | | $ (3,415,000) | | (2,478,000) |
Interest Rate Derivatives | | | | | |
Notional value | $ 175,000,000 | | $ 175,000,000 | | 175,000,000 |
Interest rate | 1.635% | | 1.635% | | |
Designated as Hedging Instrument | Swap-cash flow, hedge type four | | | | | |
Derivatives and Hedging | | | | | |
Interest rate swap liability | $ (460,000) | | $ (460,000) | | (312,000) |
Interest Rate Derivatives | | | | | |
Notional value | $ 16,253,000 | | $ 16,253,000 | | 16,418,000 |
Interest rate | 1.825% | | 1.825% | | |
Designated as Hedging Instrument | Swap-cash flow, hedge type five | | | | | |
Derivatives and Hedging | | | | | |
Interest rate swap liability | $ (433,000) | | $ (433,000) | | (279,000) |
Interest Rate Derivatives | | | | | |
Notional value | $ 16,253,000 | | $ 16,253,000 | | 16,418,000 |
Interest rate | 1.751% | | 1.751% | | |
Designated as Hedging Instrument | Swap-cash flow, hedge type six | | | | | |
Derivatives and Hedging | | | | | |
Interest rate swap liability | $ (1,129,000) | | $ (1,129,000) | | (765,000) |
Interest Rate Derivatives | | | | | |
Notional value | $ 39,893,000 | | $ 39,893,000 | | 40,298,000 |
Interest rate | 1.825% | | 1.825% | | |
Designated as Hedging Instrument | Swap-cash flow, hedge type seven | | | | | |
Derivatives and Hedging | | | | | |
Interest rate swap liability | $ (1,088,000) | | $ (1,088,000) | | (701,000) |
Interest Rate Derivatives | | | | | |
Notional value | $ 40,877,000 | | $ 40,877,000 | | 41,292,000 |
Interest rate | 1.751% | | 1.751% | | |
Designated as Hedging Instrument | Swap-cash flow, hedge type eight | | | | | |
Derivatives and Hedging | | | | | |
Interest rate swap liability | $ (502,000) | | $ (502,000) | | (340,000) |
Interest Rate Derivatives | | | | | |
Notional value | $ 17,730,000 | | $ 17,730,000 | | 17,910,000 |
Interest rate | 1.825% | | 1.825% | | |
Designated as Hedging Instrument | Swap-cash flow, hedge type nine | | | | | |
Derivatives and Hedging | | | | | |
Interest rate swap liability | $ (446,000) | | $ (446,000) | | (287,000) |
Interest Rate Derivatives | | | | | |
Notional value | $ 16,745,000 | | $ 16,745,000 | | 16,915,000 |
Interest rate | 1.751% | | 1.751% | | |
Designated as Hedging Instrument | Swap-cash flow, hedge type ten | | | | | |
Derivatives and Hedging | | | | | |
Interest rate swap liability | $ (4,860,000) | | $ (4,860,000) | | (3,186,000) |
Interest Rate Derivatives | | | | | |
Notional value | $ 125,000,000 | | $ 125,000,000 | | 125,000,000 |
Interest rate | 2.018% | | 2.018% | | |
Designated as Hedging Instrument | Swap-cash flow, hedge type eleven | | | | | |
Derivatives and Hedging | | | | | |
Interest rate swap liability | $ (3,682,000) | | $ (3,682,000) | | (2,308,000) |
Interest Rate Derivatives | | | | | |
Notional value | $ 100,000,000 | | $ 100,000,000 | | 100,000,000 |
Interest rate | 1.944% | | 1.944% | | |
Designated as Hedging Instrument | Swap-cash flow, hedge type twelve | | | | | |
Derivatives and Hedging | | | | | |
Interest rate swap liability | $ (2,281,000) | | $ (2,281,000) | | (115,000) |
Interest Rate Derivatives | | | | | |
Notional value | $ 125,000,000 | | $ 125,000,000 | | 125,000,000 |
Interest rate | 1.2715% | | 1.2715% | | |
Designated as Hedging Instrument | Swap-cash flow, hedge type thirteen | | | | | |
Derivatives and Hedging | | | | | |
Interest rate swap liability | $ (1,622,000) | | $ (1,622,000) | | (321,000) |
Interest Rate Derivatives | | | | | |
Notional value | $ 100,000,000 | | $ 100,000,000 | | 100,000,000 |
Interest rate | 1.9615% | | 1.9615% | | |
Designated as Hedging Instrument | Swap-cash flow, hedge type fourteen | | | | | |
Derivatives and Hedging | | | | | |
Interest rate swap liability | $ (737,000) | | $ (737,000) | | (87,000) |
Interest Rate Derivatives | | | | | |
Notional value | $ 50,000,000 | | $ 50,000,000 | | 50,000,000 |
Interest rate | 1.85% | | 1.85% | | |
Designated as Hedging Instrument | Swap-cash flow, hedge type fifteen | | | | | |
Derivatives and Hedging | | | | | |
Interest rate swap liability | $ (711,000) | | $ (711,000) | | (62,000) |
Interest Rate Derivatives | | | | | |
Notional value | $ 50,000,000 | | $ 50,000,000 | | 50,000,000 |
Interest rate | 1.8115% | | 1.8115% | | |
Designated as Hedging Instrument | Swap-cash flow, hedge type sixteen | | | | | |
Derivatives and Hedging | | | | | |
Interest rate swap liability | $ (333,000) | | $ (333,000) | | (9,000) |
Interest Rate Derivatives | | | | | |
Notional value | $ 25,000,000 | | $ 25,000,000 | | 25,000,000 |
Interest rate | 1.7445% | | 1.7445% | | |
Designated as Hedging Instrument | Swap-cash flow, hedge type seventeen | | | | | |
Derivatives and Hedging | | | | | |
Interest rate swap asset | | | | | 98,000 |
Interest rate swap liability | $ (504,000) | | $ (504,000) | | |
Interest Rate Derivatives | | | | | |
Notional value | $ 33,000,000 | | $ 33,000,000 | | 33,000,000 |
Interest rate | 1.80% | | 1.80% | | |
Designated as Hedging Instrument | Swap-cash flow, hedge type eighteen | | | | | |
Derivatives and Hedging | | | | | |
Interest rate swap asset | | | | | 245,000 |
Interest rate swap liability | $ (1,253,000) | | $ (1,253,000) | | |
Interest Rate Derivatives | | | | | |
Notional value | $ 82,000,000 | | $ 82,000,000 | | 82,000,000 |
Interest rate | 1.80% | | 1.80% | | |
Designated as Hedging Instrument | Swap-cash flow, hedge type nineteen | | | | | |
Derivatives and Hedging | | | | | |
Interest rate swap asset | | | | | 104,000 |
Interest rate swap liability | $ (535,000) | | $ (535,000) | | |
Interest Rate Derivatives | | | | | |
Notional value | $ 35,000,000 | | $ 35,000,000 | | 35,000,000 |
Interest rate | 1.80% | | 1.80% | | |
Designated as Hedging Instrument | Swap-cash flow, hedge type twenty | | | | | |
Derivatives and Hedging | | | | | |
Interest rate swap liability | $ (6,558,000) | | $ (6,558,000) | | (2,196,000) |
Interest Rate Derivatives | | | | | |
Notional value | $ 143,000,000 | | $ 143,000,000 | | 143,000,000 |
Interest rate | 1.80816% | | 1.80816% | | |
Designated as Hedging Instrument | Swap-cash flow, hedge type twenty one | | | | | |
Derivatives and Hedging | | | | | |
Interest rate swap liability | $ (1,971,000) | | $ (1,971,000) | | (97,000) |
Interest Rate Derivatives | | | | | |
Notional value | $ 50,000,000 | | $ 50,000,000 | | 50,000,000 |
Interest rate | 1.6125% | | 1.6125% | | |
Designated as Hedging Instrument | Swap-cash flow, hedge type twenty two | | | | | |
Derivatives and Hedging | | | | | |
Interest rate swap asset | | | | | 59,000 |
Interest rate swap liability | $ (1,828,000) | | $ (1,828,000) | | |
Interest Rate Derivatives | | | | | |
Notional value | $ 50,000,000 | | $ 50,000,000 | | 50,000,000 |
Interest rate | 1.5555% | | 1.5555% | | |
Designated as Hedging Instrument | Swap-cash flow, hedge type twenty three | | | | | |
Derivatives and Hedging | | | | | |
Interest rate swap liability | $ (2,220,000) | | $ (2,220,000) | | (361,000) |
Interest Rate Derivatives | | | | | |
Notional value | $ 50,000,000 | | $ 50,000,000 | | 50,000,000 |
Interest rate | 1.7095% | | 1.7095% | | |
Interest Expense | | | | | |
Interest Rate Derivatives | | | | | |
Amount reclassified from accumulated other comprehensive income into interest expense | $ 4,100,000 | $ 4,200,000 | $ 8,300,000 | $ 8,300,000 | |
Accounts payable and other liabilities | Interest rate swap | | | | | |
Derivatives and Hedging | | | | | |
Interest rate swap liability | $ (42,200,000) | | $ (42,200,000) | | (17,100,000) |
Prepaid expenses and other assets | Interest rate swap | | | | | |
Derivatives and Hedging | | | | | |
Interest rate swap asset | | | | | $ 500,000 |